19447968

素因数分解:

$2^5\times 3^1\times {\mathrm{173}}^1\times {\mathrm{1171}}^1$

素因数の和:1357

約数の個数: 48

約数和(自身を含む): 51389856

約数和(自身を除く): 31941888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 173, 346, 519, 692, 1038, 1171, 1384, 2076, 2342, 2768, 3513, 4152, 4684, 5536, 7026, 8304, 9368, 14052, 16608, 18736, 28104, 37472, 56208, 112416, 202583, 405166, 607749, 810332, 1215498, 1620664, 2430996, 3241328, 4861992, 6482656, 9723984, 19447968]

約数ペア:

[(1, 19447968), (2, 9723984), (3, 6482656), (4, 4861992), (6, 3241328), (8, 2430996), (12, 1620664), (16, 1215498), (24, 810332), (32, 607749), (48, 405166), (96, 202583), (173, 112416), (346, 56208), (519, 37472), (692, 28104), (1038, 18736), (1171, 16608), (1384, 14052), (2076, 9368), (2342, 8304), (2768, 7026), (3513, 5536), (4152, 4684)]