40318402

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{2143}}^1$

素因数の和:2577

約数の個数: 16

約数和(自身を含む): 63290880

約数和(自身を除く): 22972478

約数列:

[1, 2, 23, 46, 409, 818, 2143, 4286, 9407, 18814, 49289, 98578, 876487, 1752974, 20159201, 40318402]

約数ペア:

[(1, 40318402), (2, 20159201), (23, 1752974), (46, 876487), (409, 98578), (818, 49289), (2143, 18814), (4286, 9407)]