20009262

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2819}}^1$

素因数の和:2857

約数の個数: 48

約数和(自身を含む): 49541760

約数和(自身を除く): 29532498

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 169, 182, 273, 338, 507, 546, 1014, 1183, 2366, 2819, 3549, 5638, 7098, 8457, 16914, 19733, 36647, 39466, 59199, 73294, 109941, 118398, 219882, 256529, 476411, 513058, 769587, 952822, 1429233, 1539174, 2858466, 3334877, 6669754, 10004631, 20009262]

約数ペア:

[(1, 20009262), (2, 10004631), (3, 6669754), (6, 3334877), (7, 2858466), (13, 1539174), (14, 1429233), (21, 952822), (26, 769587), (39, 513058), (42, 476411), (78, 256529), (91, 219882), (169, 118398), (182, 109941), (273, 73294), (338, 59199), (507, 39466), (546, 36647), (1014, 19733), (1183, 16914), (2366, 8457), (2819, 7098), (3549, 5638)]