17994362

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1\times {\mathrm{389}}^1$

素因数の和:721

約数の個数: 16

約数和(自身を含む): 27448200

約数和(自身を除く): 9453838

約数列:

[1, 2, 101, 202, 229, 389, 458, 778, 23129, 39289, 46258, 78578, 89081, 178162, 8997181, 17994362]

約数ペア:

[(1, 17994362), (2, 8997181), (101, 178162), (202, 89081), (229, 78578), (389, 46258), (458, 39289), (778, 23129)]