18770290060

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{277}}^1\times {\mathrm{18719}}^1$

素因数の和:19186

約数の個数: 48

約数和(自身を含む): 39780599040

約数和(自身を除く): 21010308980

約数列:

[1, 2, 4, 5, 10, 20, 181, 277, 362, 554, 724, 905, 1108, 1385, 1810, 2770, 3620, 5540, 18719, 37438, 50137, 74876, 93595, 100274, 187190, 200548, 250685, 374380, 501370, 1002740, 3388139, 5185163, 6776278, 10370326, 13552556, 16940695, 20740652, 25925815, 33881390, 51851630, 67762780, 103703260, 938514503, 1877029006, 3754058012, 4692572515, 9385145030, 18770290060]

約数ペア:

[(1, 18770290060), (2, 9385145030), (4, 4692572515), (5, 3754058012), (10, 1877029006), (20, 938514503), (181, 103703260), (277, 67762780), (362, 51851630), (554, 33881390), (724, 25925815), (905, 20740652), (1108, 16940695), (1385, 13552556), (1810, 10370326), (2770, 6776278), (3620, 5185163), (5540, 3388139), (18719, 1002740), (37438, 501370), (50137, 374380), (74876, 250685), (93595, 200548), (100274, 187190)]