18190380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23321}}^1$

素因数の和:23346

約数の個数: 48

約数和(自身を含む): 54853344

約数和(自身を除く): 36662964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 23321, 46642, 69963, 93284, 116605, 139926, 233210, 279852, 303173, 349815, 466420, 606346, 699630, 909519, 1212692, 1399260, 1515865, 1819038, 3031730, 3638076, 4547595, 6063460, 9095190, 18190380]

約数ペア:

[(1, 18190380), (2, 9095190), (3, 6063460), (4, 4547595), (5, 3638076), (6, 3031730), (10, 1819038), (12, 1515865), (13, 1399260), (15, 1212692), (20, 909519), (26, 699630), (30, 606346), (39, 466420), (52, 349815), (60, 303173), (65, 279852), (78, 233210), (130, 139926), (156, 116605), (195, 93284), (260, 69963), (390, 46642), (780, 23321)]