20187344

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{15971}}^1$

素因数の和:16058

約数の個数: 20

約数和(自身を含む): 39610560

約数和(自身を除く): 19423216

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 15971, 31942, 63884, 127768, 255536, 1261709, 2523418, 5046836, 10093672, 20187344]

約数ペア:

[(1, 20187344), (2, 10093672), (4, 5046836), (8, 2523418), (16, 1261709), (79, 255536), (158, 127768), (316, 63884), (632, 31942), (1264, 15971)]