20000862

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{877}}^1$

素因数の和:1073

約数の個数: 48

約数和(自身を含む): 49856352

約数和(自身を除く): 29855490

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 181, 362, 543, 877, 1086, 1267, 1629, 1754, 2534, 2631, 3258, 3801, 5262, 6139, 7602, 7893, 11403, 12278, 15786, 18417, 22806, 36834, 55251, 110502, 158737, 317474, 476211, 952422, 1111159, 1428633, 2222318, 2857266, 3333477, 6666954, 10000431, 20000862]

約数ペア:

[(1, 20000862), (2, 10000431), (3, 6666954), (6, 3333477), (7, 2857266), (9, 2222318), (14, 1428633), (18, 1111159), (21, 952422), (42, 476211), (63, 317474), (126, 158737), (181, 110502), (362, 55251), (543, 36834), (877, 22806), (1086, 18417), (1267, 15786), (1629, 12278), (1754, 11403), (2534, 7893), (2631, 7602), (3258, 6139), (3801, 5262)]