1815830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{503}}^1$

素因数の和:548

約数の個数: 24

約数和(自身を含む): 3456432

約数和(自身を除く): 1640602

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 503, 722, 1006, 1805, 2515, 3610, 5030, 9557, 19114, 47785, 95570, 181583, 363166, 907915, 1815830]

約数ペア:

[(1, 1815830), (2, 907915), (5, 363166), (10, 181583), (19, 95570), (38, 47785), (95, 19114), (190, 9557), (361, 5030), (503, 3610), (722, 2515), (1006, 1805)]