81367424

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{33457}}^1$

素因数の和:33490

約数の個数: 32

約数和(自身を含む): 170635800

約数和(自身を除く): 89268376

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 33457, 66914, 133828, 267656, 535312, 635683, 1070624, 1271366, 2141248, 2542732, 4282496, 5085464, 10170928, 20341856, 40683712, 81367424]

約数ペア:

[(1, 81367424), (2, 40683712), (4, 20341856), (8, 10170928), (16, 5085464), (19, 4282496), (32, 2542732), (38, 2141248), (64, 1271366), (76, 1070624), (128, 635683), (152, 535312), (304, 267656), (608, 133828), (1216, 66914), (2432, 33457)]