20186421710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3168983}}^1$

素因数の和:3169017

約数の個数: 48

約数和(自身を含む): 45519286176

約数和(自身を除く): 25332864466

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 3168983, 6337966, 15844915, 22182881, 31689830, 41196779, 44365762, 82393558, 110914405, 155280167, 205983895, 221828810, 288377453, 310560334, 411967790, 576754906, 776400835, 1441887265, 1552801670, 2018642171, 2883774530, 4037284342, 10093210855, 20186421710]

約数ペア:

[(1, 20186421710), (2, 10093210855), (5, 4037284342), (7, 2883774530), (10, 2018642171), (13, 1552801670), (14, 1441887265), (26, 776400835), (35, 576754906), (49, 411967790), (65, 310560334), (70, 288377453), (91, 221828810), (98, 205983895), (130, 155280167), (182, 110914405), (245, 82393558), (455, 44365762), (490, 41196779), (637, 31689830), (910, 22182881), (1274, 15844915), (3185, 6337966), (6370, 3168983)]