71291344

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{234511}}^1$

素因数の和:234538

約数の個数: 20

約数和(自身を含む): 145397440

約数和(自身を除く): 74106096

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 234511, 469022, 938044, 1876088, 3752176, 4455709, 8911418, 17822836, 35645672, 71291344]

約数ペア:

[(1, 71291344), (2, 35645672), (4, 17822836), (8, 8911418), (16, 4455709), (19, 3752176), (38, 1876088), (76, 938044), (152, 469022), (304, 234511)]