12801308848

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{229}}^1\times {\mathrm{20921}}^1$

素因数の和:21325

約数の個数: 40

約数和(自身を含む): 25061208480

約数和(自身を除く): 12259899632

約数列:

[1, 2, 4, 8, 16, 167, 229, 334, 458, 668, 916, 1336, 1832, 2672, 3664, 20921, 38243, 41842, 76486, 83684, 152972, 167368, 305944, 334736, 611888, 3493807, 4790909, 6987614, 9581818, 13975228, 19163636, 27950456, 38327272, 55900912, 76654544, 800081803, 1600163606, 3200327212, 6400654424, 12801308848]

約数ペア:

[(1, 12801308848), (2, 6400654424), (4, 3200327212), (8, 1600163606), (16, 800081803), (167, 76654544), (229, 55900912), (334, 38327272), (458, 27950456), (668, 19163636), (916, 13975228), (1336, 9581818), (1832, 6987614), (2672, 4790909), (3664, 3493807), (20921, 611888), (38243, 334736), (41842, 305944), (76486, 167368), (83684, 152972)]