18743790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3697}}^1$

素因数の和:3733

約数の個数: 48

約数和(自身を含む): 48724848

約数和(自身を除く): 29981058

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, 3697, 5070, 7394, 11091, 18485, 22182, 36970, 48061, 55455, 96122, 110910, 144183, 240305, 288366, 480610, 624793, 720915, 1249586, 1441830, 1874379, 3123965, 3748758, 6247930, 9371895, 18743790]

約数ペア:

[(1, 18743790), (2, 9371895), (3, 6247930), (5, 3748758), (6, 3123965), (10, 1874379), (13, 1441830), (15, 1249586), (26, 720915), (30, 624793), (39, 480610), (65, 288366), (78, 240305), (130, 144183), (169, 110910), (195, 96122), (338, 55455), (390, 48061), (507, 36970), (845, 22182), (1014, 18485), (1690, 11091), (2535, 7394), (3697, 5070)]