388543388

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{124693}}^1$

素因数の和:124757

約数の個数: 24

約数和(自身を含む): 733200720

約数和(自身を除く): 344657332

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 124693, 249386, 498772, 2369167, 4738334, 5112413, 9476668, 10224826, 20449652, 97135847, 194271694, 388543388]

約数ペア:

[(1, 388543388), (2, 194271694), (4, 97135847), (19, 20449652), (38, 10224826), (41, 9476668), (76, 5112413), (82, 4738334), (164, 2369167), (779, 498772), (1558, 249386), (3116, 124693)]