18872176

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{69383}}^1$

素因数の和:69408

約数の個数: 20

約数和(自身を含む): 38716272

約数和(自身を除く): 19844096

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 69383, 138766, 277532, 555064, 1110128, 1179511, 2359022, 4718044, 9436088, 18872176]

約数ペア:

[(1, 18872176), (2, 9436088), (4, 4718044), (8, 2359022), (16, 1179511), (17, 1110128), (34, 555064), (68, 277532), (136, 138766), (272, 69383)]