17619992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 38623200

約数和(自身を除く): 21003208

約数列:

[1, 2, 4, 8, 13, 19, 26, 37, 38, 52, 74, 76, 104, 148, 152, 241, 247, 296, 481, 482, 494, 703, 962, 964, 988, 1406, 1924, 1928, 1976, 2812, 3133, 3848, 4579, 5624, 6266, 8917, 9139, 9158, 12532, 17834, 18278, 18316, 25064, 35668, 36556, 36632, 59527, 71336, 73112, 115921, 119054, 169423, 231842, 238108, 338846, 463684, 476216, 677692, 927368, 1355384, 2202499, 4404998, 8809996, 17619992]

約数ペア:

[(1, 17619992), (2, 8809996), (4, 4404998), (8, 2202499), (13, 1355384), (19, 927368), (26, 677692), (37, 476216), (38, 463684), (52, 338846), (74, 238108), (76, 231842), (104, 169423), (148, 119054), (152, 115921), (241, 73112), (247, 71336), (296, 59527), (481, 36632), (482, 36556), (494, 35668), (703, 25064), (962, 18316), (964, 18278), (988, 17834), (1406, 12532), (1924, 9158), (1928, 9139), (1976, 8917), (2812, 6266), (3133, 5624), (3848, 4579)]