20178038772

素因数分解:

$2^2\times 3^2\times {\mathrm{4451}}^1\times {\mathrm{125927}}^1$

素因数の和:130388

約数の個数: 36

約数和(自身を含む): 51017462496

約数和(自身を除く): 30839423724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 4451, 8902, 13353, 17804, 26706, 40059, 53412, 80118, 125927, 160236, 251854, 377781, 503708, 755562, 1133343, 1511124, 2266686, 4533372, 560501077, 1121002154, 1681503231, 2242004308, 3363006462, 5044509693, 6726012924, 10089019386, 20178038772]

約数ペア:

[(1, 20178038772), (2, 10089019386), (3, 6726012924), (4, 5044509693), (6, 3363006462), (9, 2242004308), (12, 1681503231), (18, 1121002154), (36, 560501077), (4451, 4533372), (8902, 2266686), (13353, 1511124), (17804, 1133343), (26706, 755562), (40059, 503708), (53412, 377781), (80118, 251854), (125927, 160236)]