19743030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4139}}^1$

素因数の和:4205

約数の個数: 48

約数和(自身を含む): 52313040

約数和(自身を除く): 32570010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 53, 90, 106, 159, 265, 318, 477, 530, 795, 954, 1590, 2385, 4139, 4770, 8278, 12417, 20695, 24834, 37251, 41390, 62085, 74502, 124170, 186255, 219367, 372510, 438734, 658101, 1096835, 1316202, 1974303, 2193670, 3290505, 3948606, 6581010, 9871515, 19743030]

約数ペア:

[(1, 19743030), (2, 9871515), (3, 6581010), (5, 3948606), (6, 3290505), (9, 2193670), (10, 1974303), (15, 1316202), (18, 1096835), (30, 658101), (45, 438734), (53, 372510), (90, 219367), (106, 186255), (159, 124170), (265, 74502), (318, 62085), (477, 41390), (530, 37251), (795, 24834), (954, 20695), (1590, 12417), (2385, 8278), (4139, 4770)]