18956730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3739}}^1$

素因数の和:3775

約数の個数: 48

約数和(自身を含む): 49278240

約数和(自身を除く): 30321510

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 3739, 5070, 7478, 11217, 18695, 22434, 37390, 48607, 56085, 97214, 112170, 145821, 243035, 291642, 486070, 631891, 729105, 1263782, 1458210, 1895673, 3159455, 3791346, 6318910, 9478365, 18956730]

約数ペア:

[(1, 18956730), (2, 9478365), (3, 6318910), (5, 3791346), (6, 3159455), (10, 1895673), (13, 1458210), (15, 1263782), (26, 729105), (30, 631891), (39, 486070), (65, 291642), (78, 243035), (130, 145821), (169, 112170), (195, 97214), (338, 56085), (390, 48607), (507, 37390), (845, 22434), (1014, 18695), (1690, 11217), (2535, 7478), (3739, 5070)]