20518372215

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1619}}^1\times {\mathrm{25603}}^1$

素因数の和:27244

約数の個数: 48

約数和(自身を含む): 38823857280

約数和(自身を除く): 18305485065

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 1619, 4857, 8095, 14571, 17809, 24285, 25603, 53427, 72855, 76809, 89045, 128015, 160281, 230427, 267135, 281633, 384045, 801405, 844899, 1152135, 1408165, 2534697, 4224495, 12673485, 41451257, 124353771, 207256285, 373061313, 455963827, 621768855, 1367891481, 1865306565, 2279819135, 4103674443, 6839457405, 20518372215]

約数ペア:

[(1, 20518372215), (3, 6839457405), (5, 4103674443), (9, 2279819135), (11, 1865306565), (15, 1367891481), (33, 621768855), (45, 455963827), (55, 373061313), (99, 207256285), (165, 124353771), (495, 41451257), (1619, 12673485), (4857, 4224495), (8095, 2534697), (14571, 1408165), (17809, 1152135), (24285, 844899), (25603, 801405), (53427, 384045), (72855, 281633), (76809, 267135), (89045, 230427), (128015, 160281)]