30181996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{7951}}^1$

素因数の和:8041

約数の個数: 24

約数和(自身を含む): 57667904

約数和(自身を除く): 27485908

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 7951, 15902, 31804, 103363, 206726, 413452, 580423, 1160846, 2321692, 7545499, 15090998, 30181996]

約数ペア:

[(1, 30181996), (2, 15090998), (4, 7545499), (13, 2321692), (26, 1160846), (52, 580423), (73, 413452), (146, 206726), (292, 103363), (949, 31804), (1898, 15902), (3796, 7951)]