20005219884

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{17393}}^1$

素因数の和:17587

約数の個数: 96

約数和(自身を含む): 51465645504

約数和(自身を除く): 31460425620

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 101, 146, 156, 202, 219, 292, 303, 404, 438, 606, 876, 949, 1212, 1313, 1898, 2626, 2847, 3796, 3939, 5252, 5694, 7373, 7878, 11388, 14746, 15756, 17393, 22119, 29492, 34786, 44238, 52179, 69572, 88476, 95849, 104358, 191698, 208716, 226109, 287547, 383396, 452218, 575094, 678327, 904436, 1150188, 1269689, 1356654, 1756693, 2539378, 2713308, 3513386, 3809067, 5078756, 5270079, 7026772, 7618134, 10540158, 15236268, 16505957, 21080316, 22837009, 33011914, 45674018, 49517871, 66023828, 68511027, 91348036, 99035742, 128238589, 137022054, 198071484, 256477178, 274044108, 384715767, 512954356, 769431534, 1538863068, 1667101657, 3334203314, 5001304971, 6668406628, 10002609942, 20005219884]

約数ペア:

[(1, 20005219884), (2, 10002609942), (3, 6668406628), (4, 5001304971), (6, 3334203314), (12, 1667101657), (13, 1538863068), (26, 769431534), (39, 512954356), (52, 384715767), (73, 274044108), (78, 256477178), (101, 198071484), (146, 137022054), (156, 128238589), (202, 99035742), (219, 91348036), (292, 68511027), (303, 66023828), (404, 49517871), (438, 45674018), (606, 33011914), (876, 22837009), (949, 21080316), (1212, 16505957), (1313, 15236268), (1898, 10540158), (2626, 7618134), (2847, 7026772), (3796, 5270079), (3939, 5078756), (5252, 3809067), (5694, 3513386), (7373, 2713308), (7878, 2539378), (11388, 1756693), (14746, 1356654), (15756, 1269689), (17393, 1150188), (22119, 904436), (29492, 678327), (34786, 575094), (44238, 452218), (52179, 383396), (69572, 287547), (88476, 226109), (95849, 208716), (104358, 191698)]