18339376

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1319}}^1$

素因数の和:1417

約数の個数: 40

約数和(自身を含む): 39283200

約数和(自身を除く): 20943824

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 79, 88, 158, 176, 316, 632, 869, 1264, 1319, 1738, 2638, 3476, 5276, 6952, 10552, 13904, 14509, 21104, 29018, 58036, 104201, 116072, 208402, 232144, 416804, 833608, 1146211, 1667216, 2292422, 4584844, 9169688, 18339376]

約数ペア:

[(1, 18339376), (2, 9169688), (4, 4584844), (8, 2292422), (11, 1667216), (16, 1146211), (22, 833608), (44, 416804), (79, 232144), (88, 208402), (158, 116072), (176, 104201), (316, 58036), (632, 29018), (869, 21104), (1264, 14509), (1319, 13904), (1738, 10552), (2638, 6952), (3476, 5276)]