20180338

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{1429}}^1$

素因数の和:1761

約数の個数: 16

約数和(自身を含む): 31711680

約数和(自身を除く): 11531342

約数列:

[1, 2, 23, 46, 307, 614, 1429, 2858, 7061, 14122, 32867, 65734, 438703, 877406, 10090169, 20180338]

約数ペア:

[(1, 20180338), (2, 10090169), (23, 877406), (46, 438703), (307, 65734), (614, 32867), (1429, 14122), (2858, 7061)]