20197523812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7244449}}^1$

素因数の和:7244511

約数の個数: 24

約数和(自身を含む): 38337629400

約数和(自身を除く): 18140105588

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 697, 1394, 2788, 7244449, 14488898, 28977796, 123155633, 246311266, 297022409, 492622532, 594044818, 1188089636, 5049380953, 10098761906, 20197523812]

約数ペア:

[(1, 20197523812), (2, 10098761906), (4, 5049380953), (17, 1188089636), (34, 594044818), (41, 492622532), (68, 297022409), (82, 246311266), (164, 123155633), (697, 28977796), (1394, 14488898), (2788, 7244449)]