19506180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2153}}^1$

素因数の和:2316

約数の個数: 48

約数和(自身を含む): 55004544

約数和(自身を除く): 35498364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 151, 302, 453, 604, 755, 906, 1510, 1812, 2153, 2265, 3020, 4306, 4530, 6459, 8612, 9060, 10765, 12918, 21530, 25836, 32295, 43060, 64590, 129180, 325103, 650206, 975309, 1300412, 1625515, 1950618, 3251030, 3901236, 4876545, 6502060, 9753090, 19506180]

約数ペア:

[(1, 19506180), (2, 9753090), (3, 6502060), (4, 4876545), (5, 3901236), (6, 3251030), (10, 1950618), (12, 1625515), (15, 1300412), (20, 975309), (30, 650206), (60, 325103), (151, 129180), (302, 64590), (453, 43060), (604, 32295), (755, 25836), (906, 21530), (1510, 12918), (1812, 10765), (2153, 9060), (2265, 8612), (3020, 6459), (4306, 4530)]