17974646

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:284

約数の個数: 32

約数和(自身を含む): 29635200

約数和(自身を除く): 11660554

約数列:

[1, 2, 19, 38, 41, 82, 83, 139, 166, 278, 779, 1558, 1577, 2641, 3154, 3403, 5282, 5699, 6806, 11398, 11537, 23074, 64657, 108281, 129314, 216562, 219203, 438406, 473017, 946034, 8987323, 17974646]

約数ペア:

[(1, 17974646), (2, 8987323), (19, 946034), (38, 473017), (41, 438406), (82, 219203), (83, 216562), (139, 129314), (166, 108281), (278, 64657), (779, 23074), (1558, 11537), (1577, 11398), (2641, 6806), (3154, 5699), (3403, 5282)]