20128040284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{5139949}}^1$

素因数の和:5140053

約数の個数: 24

約数和(自身を含む): 38858022000

約数和(自身を除く): 18729981716

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 5139949, 10279898, 20559796, 56539439, 113078878, 226157756, 457455461, 914910922, 1829821844, 5032010071, 10064020142, 20128040284]

約数ペア:

[(1, 20128040284), (2, 10064020142), (4, 5032010071), (11, 1829821844), (22, 914910922), (44, 457455461), (89, 226157756), (178, 113078878), (356, 56539439), (979, 20559796), (1958, 10279898), (3916, 5139949)]