18895530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{587}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 48263040

約数和(自身を除く): 29367510

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 37, 58, 74, 87, 111, 145, 174, 185, 222, 290, 370, 435, 555, 587, 870, 1073, 1110, 1174, 1761, 2146, 2935, 3219, 3522, 5365, 5870, 6438, 8805, 10730, 16095, 17023, 17610, 21719, 32190, 34046, 43438, 51069, 65157, 85115, 102138, 108595, 130314, 170230, 217190, 255345, 325785, 510690, 629851, 651570, 1259702, 1889553, 3149255, 3779106, 6298510, 9447765, 18895530]

約数ペア:

[(1, 18895530), (2, 9447765), (3, 6298510), (5, 3779106), (6, 3149255), (10, 1889553), (15, 1259702), (29, 651570), (30, 629851), (37, 510690), (58, 325785), (74, 255345), (87, 217190), (111, 170230), (145, 130314), (174, 108595), (185, 102138), (222, 85115), (290, 65157), (370, 51069), (435, 43438), (555, 34046), (587, 32190), (870, 21719), (1073, 17610), (1110, 17023), (1174, 16095), (1761, 10730), (2146, 8805), (2935, 6438), (3219, 5870), (3522, 5365)]