2021898190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{379343}}^1$

素因数の和:379404

約数の個数: 32

約数和(自身を含む): 4014976896

約数和(自身を除く): 1993078706

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 5330, 379343, 758686, 1896715, 3793430, 4931459, 9862918, 15553063, 24657295, 31106126, 49314590, 77765315, 155530630, 202189819, 404379638, 1010949095, 2021898190]

約数ペア:

[(1, 2021898190), (2, 1010949095), (5, 404379638), (10, 202189819), (13, 155530630), (26, 77765315), (41, 49314590), (65, 31106126), (82, 24657295), (130, 15553063), (205, 9862918), (410, 4931459), (533, 3793430), (1066, 1896715), (2665, 758686), (5330, 379343)]