19497376

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:541

約数の個数: 48

約数和(自身を含む): 40824000

約数和(自身を除く): 21326624

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 59, 92, 118, 184, 236, 368, 449, 472, 736, 898, 944, 1357, 1796, 1888, 2714, 3592, 5428, 7184, 10327, 10856, 14368, 20654, 21712, 26491, 41308, 43424, 52982, 82616, 105964, 165232, 211928, 330464, 423856, 609293, 847712, 1218586, 2437172, 4874344, 9748688, 19497376]

約数ペア:

[(1, 19497376), (2, 9748688), (4, 4874344), (8, 2437172), (16, 1218586), (23, 847712), (32, 609293), (46, 423856), (59, 330464), (92, 211928), (118, 165232), (184, 105964), (236, 82616), (368, 52982), (449, 43424), (472, 41308), (736, 26491), (898, 21712), (944, 20654), (1357, 14368), (1796, 10856), (1888, 10327), (2714, 7184), (3592, 5428)]