18710362

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 32348160

約数和(自身を除く): 13637798

約数列:

[1, 2, 11, 22, 23, 46, 103, 206, 253, 359, 506, 718, 1133, 2266, 2369, 3949, 4738, 7898, 8257, 16514, 26059, 36977, 52118, 73954, 90827, 181654, 406747, 813494, 850471, 1700942, 9355181, 18710362]

約数ペア:

[(1, 18710362), (2, 9355181), (11, 1700942), (22, 850471), (23, 813494), (46, 406747), (103, 181654), (206, 90827), (253, 73954), (359, 52118), (506, 36977), (718, 26059), (1133, 16514), (2266, 8257), (2369, 7898), (3949, 4738)]