18318910

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 34149600

約数和(自身を除く): 15830690

約数列:

[1, 2, 5, 10, 59, 61, 118, 122, 295, 305, 509, 590, 610, 1018, 2545, 3599, 5090, 7198, 17995, 30031, 31049, 35990, 60062, 62098, 150155, 155245, 300310, 310490, 1831891, 3663782, 9159455, 18318910]

約数ペア:

[(1, 18318910), (2, 9159455), (5, 3663782), (10, 1831891), (59, 310490), (61, 300310), (118, 155245), (122, 150155), (295, 62098), (305, 60062), (509, 35990), (590, 31049), (610, 30031), (1018, 17995), (2545, 7198), (3599, 5090)]