20979915096

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{3541}}^1\times {\mathrm{35267}}^1$

素因数の和:38824

約数の個数: 64

約数和(自身を含む): 59961242880

約数和(自身を除く): 38981327784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 3541, 7082, 10623, 14164, 21246, 24787, 28328, 35267, 42492, 49574, 70534, 74361, 84984, 99148, 105801, 141068, 148722, 198296, 211602, 246869, 282136, 297444, 423204, 493738, 594888, 740607, 846408, 987476, 1481214, 1974952, 2962428, 5924856, 124880447, 249760894, 374641341, 499521788, 749282682, 874163129, 999043576, 1498565364, 1748326258, 2622489387, 2997130728, 3496652516, 5244978774, 6993305032, 10489957548, 20979915096]

約数ペア:

[(1, 20979915096), (2, 10489957548), (3, 6993305032), (4, 5244978774), (6, 3496652516), (7, 2997130728), (8, 2622489387), (12, 1748326258), (14, 1498565364), (21, 999043576), (24, 874163129), (28, 749282682), (42, 499521788), (56, 374641341), (84, 249760894), (168, 124880447), (3541, 5924856), (7082, 2962428), (10623, 1974952), (14164, 1481214), (21246, 987476), (24787, 846408), (28328, 740607), (35267, 594888), (42492, 493738), (49574, 423204), (70534, 297444), (74361, 282136), (84984, 246869), (99148, 211602), (105801, 198296), (141068, 148722)]