19001960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16381}}^1$

素因数の和:16421

約数の個数: 32

約数和(自身を含む): 44231400

約数和(自身を除く): 25229440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 16381, 32762, 65524, 81905, 131048, 163810, 327620, 475049, 655240, 950098, 1900196, 2375245, 3800392, 4750490, 9500980, 19001960]

約数ペア:

[(1, 19001960), (2, 9500980), (4, 4750490), (5, 3800392), (8, 2375245), (10, 1900196), (20, 950098), (29, 655240), (40, 475049), (58, 327620), (116, 163810), (145, 131048), (232, 81905), (290, 65524), (580, 32762), (1160, 16381)]