18020964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{349}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 45550400

約数和(自身を除く): 27529436

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 331, 349, 662, 698, 993, 1047, 1324, 1396, 1986, 2094, 3972, 4188, 4303, 4537, 8606, 9074, 12909, 13611, 17212, 18148, 25818, 27222, 51636, 54444, 115519, 231038, 346557, 462076, 693114, 1386228, 1501747, 3003494, 4505241, 6006988, 9010482, 18020964]

約数ペア:

[(1, 18020964), (2, 9010482), (3, 6006988), (4, 4505241), (6, 3003494), (12, 1501747), (13, 1386228), (26, 693114), (39, 462076), (52, 346557), (78, 231038), (156, 115519), (331, 54444), (349, 51636), (662, 27222), (698, 25818), (993, 18148), (1047, 17212), (1324, 13611), (1396, 12909), (1986, 9074), (2094, 8606), (3972, 4537), (4188, 4303)]