18335499

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1429}}^1$

素因数の和:1499

約数の個数: 32

約数和(自身を含む): 30750720

約数和(自身を除く): 12415221

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 273, 329, 611, 987, 1429, 1833, 4277, 4287, 10003, 12831, 18577, 30009, 55731, 67163, 130039, 201489, 390117, 470141, 873119, 1410423, 2619357, 6111833, 18335499]

約数ペア:

[(1, 18335499), (3, 6111833), (7, 2619357), (13, 1410423), (21, 873119), (39, 470141), (47, 390117), (91, 201489), (141, 130039), (273, 67163), (329, 55731), (611, 30009), (987, 18577), (1429, 12831), (1833, 10003), (4277, 4287)]