19857632

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:411

約数の個数: 48

約数和(自身を含む): 41830992

約数和(自身を除く): 21973360

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 173, 211, 272, 346, 422, 544, 692, 844, 1384, 1688, 2768, 2941, 3376, 3587, 5536, 5882, 6752, 7174, 11764, 14348, 23528, 28696, 36503, 47056, 57392, 73006, 94112, 114784, 146012, 292024, 584048, 620551, 1168096, 1241102, 2482204, 4964408, 9928816, 19857632]

約数ペア:

[(1, 19857632), (2, 9928816), (4, 4964408), (8, 2482204), (16, 1241102), (17, 1168096), (32, 620551), (34, 584048), (68, 292024), (136, 146012), (173, 114784), (211, 94112), (272, 73006), (346, 57392), (422, 47056), (544, 36503), (692, 28696), (844, 23528), (1384, 14348), (1688, 11764), (2768, 7174), (2941, 6752), (3376, 5882), (3587, 5536)]