26388112

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1423}}^1$

素因数の和:1511

約数の個数: 40

約数和(自身を含む): 54738560

約数和(自身を除く): 28350448

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 1423, 2318, 2846, 4636, 5692, 9272, 11384, 18544, 22768, 27037, 54074, 86803, 108148, 173606, 216296, 347212, 432592, 694424, 1388848, 1649257, 3298514, 6597028, 13194056, 26388112]

約数ペア:

[(1, 26388112), (2, 13194056), (4, 6597028), (8, 3298514), (16, 1649257), (19, 1388848), (38, 694424), (61, 432592), (76, 347212), (122, 216296), (152, 173606), (244, 108148), (304, 86803), (488, 54074), (976, 27037), (1159, 22768), (1423, 18544), (2318, 11384), (2846, 9272), (4636, 5692)]