20014342816

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1787}}^1$

素因数の和:1951

約数の個数: 144

約数和(自身を含む): 45350474400

約数和(自身を除く): 25336131584

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 109, 152, 169, 208, 218, 247, 304, 338, 416, 436, 494, 608, 676, 872, 988, 1352, 1417, 1744, 1787, 1976, 2071, 2704, 2834, 3211, 3488, 3574, 3952, 4142, 5408, 5668, 6422, 7148, 7904, 8284, 11336, 12844, 14296, 16568, 18421, 22672, 23231, 25688, 26923, 28592, 33136, 33953, 36842, 45344, 46462, 51376, 53846, 57184, 66272, 67906, 73684, 92924, 102752, 107692, 135812, 147368, 185848, 194783, 215384, 271624, 294736, 302003, 349999, 371696, 389566, 430768, 441389, 543248, 589472, 604006, 699998, 743392, 779132, 861536, 882778, 1086496, 1208012, 1399996, 1558264, 1765556, 2416024, 2532179, 2799992, 3116528, 3531112, 3700877, 4832048, 5064358, 5599984, 5738057, 6233056, 7062224, 7401754, 9664096, 10128716, 11199968, 11476114, 14124448, 14803508, 20257432, 22952228, 29607016, 32918327, 40514864, 45904456, 48111401, 59214032, 65836654, 81029728, 91808912, 96222802, 118428064, 131673308, 183617824, 192445604, 263346616, 384891208, 526693232, 625448213, 769782416, 1053386464, 1250896426, 1539564832, 2501792852, 5003585704, 10007171408, 20014342816]

約数ペア:

[(1, 20014342816), (2, 10007171408), (4, 5003585704), (8, 2501792852), (13, 1539564832), (16, 1250896426), (19, 1053386464), (26, 769782416), (32, 625448213), (38, 526693232), (52, 384891208), (76, 263346616), (104, 192445604), (109, 183617824), (152, 131673308), (169, 118428064), (208, 96222802), (218, 91808912), (247, 81029728), (304, 65836654), (338, 59214032), (416, 48111401), (436, 45904456), (494, 40514864), (608, 32918327), (676, 29607016), (872, 22952228), (988, 20257432), (1352, 14803508), (1417, 14124448), (1744, 11476114), (1787, 11199968), (1976, 10128716), (2071, 9664096), (2704, 7401754), (2834, 7062224), (3211, 6233056), (3488, 5738057), (3574, 5599984), (3952, 5064358), (4142, 4832048), (5408, 3700877), (5668, 3531112), (6422, 3116528), (7148, 2799992), (7904, 2532179), (8284, 2416024), (11336, 1765556), (12844, 1558264), (14296, 1399996), (16568, 1208012), (18421, 1086496), (22672, 882778), (23231, 861536), (25688, 779132), (26923, 743392), (28592, 699998), (33136, 604006), (33953, 589472), (36842, 543248), (45344, 441389), (46462, 430768), (51376, 389566), (53846, 371696), (57184, 349999), (66272, 302003), (67906, 294736), (73684, 271624), (92924, 215384), (102752, 194783), (107692, 185848), (135812, 147368)]