20165566690

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6481}}^1\times {\mathrm{7589}}^1$

素因数の和:14118

約数の個数: 32

約数和(自身を含む): 37193975280

約数和(自身を除く): 17028408590

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 6481, 7589, 12962, 15178, 32405, 37945, 64810, 75890, 265721, 311149, 531442, 622298, 1328605, 1555745, 2657210, 3111490, 49184309, 98368618, 245921545, 491843090, 2016556669, 4033113338, 10082783345, 20165566690]

約数ペア:

[(1, 20165566690), (2, 10082783345), (5, 4033113338), (10, 2016556669), (41, 491843090), (82, 245921545), (205, 98368618), (410, 49184309), (6481, 3111490), (7589, 2657210), (12962, 1555745), (15178, 1328605), (32405, 622298), (37945, 531442), (64810, 311149), (75890, 265721)]