18890910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12347}}^1$

素因数の和:12377

約数の個数: 48

約数和(自身を含む): 52009776

約数和(自身を除く): 33118866

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 12347, 24694, 37041, 61735, 74082, 111123, 123470, 185205, 209899, 222246, 370410, 419798, 555615, 629697, 1049495, 1111230, 1259394, 1889091, 2098990, 3148485, 3778182, 6296970, 9445455, 18890910]

約数ペア:

[(1, 18890910), (2, 9445455), (3, 6296970), (5, 3778182), (6, 3148485), (9, 2098990), (10, 1889091), (15, 1259394), (17, 1111230), (18, 1049495), (30, 629697), (34, 555615), (45, 419798), (51, 370410), (85, 222246), (90, 209899), (102, 185205), (153, 123470), (170, 111123), (255, 74082), (306, 61735), (510, 37041), (765, 24694), (1530, 12347)]