18590910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{653}}^1$

素因数の和:749

約数の個数: 64

約数和(自身を含む): 48783168

約数和(自身を除く): 30192258

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 73, 78, 130, 146, 195, 219, 365, 390, 438, 653, 730, 949, 1095, 1306, 1898, 1959, 2190, 2847, 3265, 3918, 4745, 5694, 6530, 8489, 9490, 9795, 14235, 16978, 19590, 25467, 28470, 42445, 47669, 50934, 84890, 95338, 127335, 143007, 238345, 254670, 286014, 476690, 619697, 715035, 1239394, 1430070, 1859091, 3098485, 3718182, 6196970, 9295455, 18590910]

約数ペア:

[(1, 18590910), (2, 9295455), (3, 6196970), (5, 3718182), (6, 3098485), (10, 1859091), (13, 1430070), (15, 1239394), (26, 715035), (30, 619697), (39, 476690), (65, 286014), (73, 254670), (78, 238345), (130, 143007), (146, 127335), (195, 95338), (219, 84890), (365, 50934), (390, 47669), (438, 42445), (653, 28470), (730, 25467), (949, 19590), (1095, 16978), (1306, 14235), (1898, 9795), (1959, 9490), (2190, 8489), (2847, 6530), (3265, 5694), (3918, 4745)]