20223970576

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{55117}}^1$

素因数の和:55232

約数の個数: 80

約数和(自身を含む): 44288415360

約数和(自身を除く): 24064444784

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 71, 76, 136, 142, 152, 272, 284, 304, 323, 568, 646, 1136, 1207, 1292, 1349, 2414, 2584, 2698, 4828, 5168, 5396, 9656, 10792, 19312, 21584, 22933, 45866, 55117, 91732, 110234, 183464, 220468, 366928, 440936, 881872, 936989, 1047223, 1873978, 2094446, 3747956, 3913307, 4188892, 7495912, 7826614, 8377784, 14991824, 15653228, 16755568, 17802791, 31306456, 35605582, 62612912, 66526219, 71211164, 74352833, 133052438, 142422328, 148705666, 266104876, 284844656, 297411332, 532209752, 594822664, 1064419504, 1189645328, 1263998161, 2527996322, 5055992644, 10111985288, 20223970576]

約数ペア:

[(1, 20223970576), (2, 10111985288), (4, 5055992644), (8, 2527996322), (16, 1263998161), (17, 1189645328), (19, 1064419504), (34, 594822664), (38, 532209752), (68, 297411332), (71, 284844656), (76, 266104876), (136, 148705666), (142, 142422328), (152, 133052438), (272, 74352833), (284, 71211164), (304, 66526219), (323, 62612912), (568, 35605582), (646, 31306456), (1136, 17802791), (1207, 16755568), (1292, 15653228), (1349, 14991824), (2414, 8377784), (2584, 7826614), (2698, 7495912), (4828, 4188892), (5168, 3913307), (5396, 3747956), (9656, 2094446), (10792, 1873978), (19312, 1047223), (21584, 936989), (22933, 881872), (45866, 440936), (55117, 366928), (91732, 220468), (110234, 183464)]