17948372

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 36220800

約数和(自身を除く): 18272428

約数列:

[1, 2, 4, 13, 23, 26, 43, 46, 52, 86, 92, 172, 299, 349, 559, 598, 698, 989, 1118, 1196, 1396, 1978, 2236, 3956, 4537, 8027, 9074, 12857, 15007, 16054, 18148, 25714, 30014, 32108, 51428, 60028, 104351, 195091, 208702, 345161, 390182, 417404, 690322, 780364, 1380644, 4487093, 8974186, 17948372]

約数ペア:

[(1, 17948372), (2, 8974186), (4, 4487093), (13, 1380644), (23, 780364), (26, 690322), (43, 417404), (46, 390182), (52, 345161), (86, 208702), (92, 195091), (172, 104351), (299, 60028), (349, 51428), (559, 32108), (598, 30014), (698, 25714), (989, 18148), (1118, 16054), (1196, 15007), (1396, 12857), (1978, 9074), (2236, 8027), (3956, 4537)]