20947802

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 13888678

約数列:

[1, 2, 23, 29, 41, 46, 58, 82, 383, 667, 766, 943, 1189, 1334, 1886, 2378, 8809, 11107, 15703, 17618, 22214, 27347, 31406, 54694, 255461, 361169, 455387, 510922, 722338, 910774, 10473901, 20947802]

約数ペア:

[(1, 20947802), (2, 10473901), (23, 910774), (29, 722338), (41, 510922), (46, 455387), (58, 361169), (82, 255461), (383, 54694), (667, 31406), (766, 27347), (943, 22214), (1189, 17618), (1334, 15703), (1886, 11107), (2378, 8809)]