18493150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1237}}^1$

素因数の和:1285

約数の個数: 48

約数和(自身を含む): 38685024

約数和(自身を除く): 20191874

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 115, 130, 230, 299, 325, 575, 598, 650, 1150, 1237, 1495, 2474, 2990, 6185, 7475, 12370, 14950, 16081, 28451, 30925, 32162, 56902, 61850, 80405, 142255, 160810, 284510, 369863, 402025, 711275, 739726, 804050, 1422550, 1849315, 3698630, 9246575, 18493150]

約数ペア:

[(1, 18493150), (2, 9246575), (5, 3698630), (10, 1849315), (13, 1422550), (23, 804050), (25, 739726), (26, 711275), (46, 402025), (50, 369863), (65, 284510), (115, 160810), (130, 142255), (230, 80405), (299, 61850), (325, 56902), (575, 32162), (598, 30925), (650, 28451), (1150, 16081), (1237, 14950), (1495, 12370), (2474, 7475), (2990, 6185)]