81171838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{11423}}^1$

素因数の和:11472

約数の個数: 32

約数和(自身を含む): 148055040

約数和(自身を除く): 66883202

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 187, 209, 323, 374, 418, 646, 3553, 7106, 11423, 22846, 125653, 194191, 217037, 251306, 388382, 434074, 2136101, 2387407, 3689629, 4272202, 4774814, 7379258, 40585919, 81171838]

約数ペア:

[(1, 81171838), (2, 40585919), (11, 7379258), (17, 4774814), (19, 4272202), (22, 3689629), (34, 2387407), (38, 2136101), (187, 434074), (209, 388382), (323, 251306), (374, 217037), (418, 194191), (646, 125653), (3553, 22846), (7106, 11423)]