19172056

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2311}}^1$

素因数の和:2395

約数の個数: 32

約数和(自身を含む): 38702880

約数和(自身を除く): 19530824

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 488, 1037, 2074, 2311, 4148, 4622, 8296, 9244, 18488, 39287, 78574, 140971, 157148, 281942, 314296, 563884, 1127768, 2396507, 4793014, 9586028, 19172056]

約数ペア:

[(1, 19172056), (2, 9586028), (4, 4793014), (8, 2396507), (17, 1127768), (34, 563884), (61, 314296), (68, 281942), (122, 157148), (136, 140971), (244, 78574), (488, 39287), (1037, 18488), (2074, 9244), (2311, 8296), (4148, 4622)]