20118182865

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{8539}}^1$

素因数の和:8798

約数の個数: 64

約数和(自身を含む): 35712230400

約数和(自身を除く): 15594047535

約数列:

[1, 3, 5, 11, 15, 33, 55, 109, 131, 165, 327, 393, 545, 655, 1199, 1441, 1635, 1965, 3597, 4323, 5995, 7205, 8539, 14279, 17985, 21615, 25617, 42695, 42837, 71395, 93929, 128085, 157069, 214185, 281787, 469645, 471207, 785345, 930751, 1118609, 1408935, 2356035, 2792253, 3355827, 4653755, 5593045, 10238261, 12304699, 13961265, 16779135, 30714783, 36914097, 51191305, 61523495, 121928381, 153573915, 184570485, 365785143, 609641905, 1341212191, 1828925715, 4023636573, 6706060955, 20118182865]

約数ペア:

[(1, 20118182865), (3, 6706060955), (5, 4023636573), (11, 1828925715), (15, 1341212191), (33, 609641905), (55, 365785143), (109, 184570485), (131, 153573915), (165, 121928381), (327, 61523495), (393, 51191305), (545, 36914097), (655, 30714783), (1199, 16779135), (1441, 13961265), (1635, 12304699), (1965, 10238261), (3597, 5593045), (4323, 4653755), (5995, 3355827), (7205, 2792253), (8539, 2356035), (14279, 1408935), (17985, 1118609), (21615, 930751), (25617, 785345), (42695, 471207), (42837, 469645), (71395, 281787), (93929, 214185), (128085, 157069)]