87891796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{3947}}^1$

素因数の和:4263

約数の個数: 24

約数和(自身を含む): 162499680

約数和(自身を除く): 74607884

約数列:

[1, 2, 4, 19, 38, 76, 293, 586, 1172, 3947, 5567, 7894, 11134, 15788, 22268, 74993, 149986, 299972, 1156471, 2312942, 4625884, 21972949, 43945898, 87891796]

約数ペア:

[(1, 87891796), (2, 43945898), (4, 21972949), (19, 4625884), (38, 2312942), (76, 1156471), (293, 299972), (586, 149986), (1172, 74993), (3947, 22268), (5567, 15788), (7894, 11134)]