17954946

素因数分解:

$2^1\times 3^4\times {\mathrm{137}}^1\times {\mathrm{809}}^1$

素因数の和:960

約数の個数: 40

約数和(自身を含む): 40576140

約数和(自身を除く): 22621194

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 137, 162, 274, 411, 809, 822, 1233, 1618, 2427, 2466, 3699, 4854, 7281, 7398, 11097, 14562, 21843, 22194, 43686, 65529, 110833, 131058, 221666, 332499, 664998, 997497, 1994994, 2992491, 5984982, 8977473, 17954946]

約数ペア:

[(1, 17954946), (2, 8977473), (3, 5984982), (6, 2992491), (9, 1994994), (18, 997497), (27, 664998), (54, 332499), (81, 221666), (137, 131058), (162, 110833), (274, 65529), (411, 43686), (809, 22194), (822, 21843), (1233, 14562), (1618, 11097), (2427, 7398), (2466, 7281), (3699, 4854)]