18878103638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1\times {\mathrm{8963}}^1$

素因数の和:10316

約数の個数: 32

約数和(自身を含む): 30527798400

約数和(自身を除く): 11649694762

約数列:

[1, 2, 19, 38, 43, 86, 817, 1289, 1634, 2578, 8963, 17926, 24491, 48982, 55427, 110854, 170297, 340594, 385409, 770818, 1053113, 2106226, 7322771, 11553307, 14645542, 23106614, 219512833, 439025666, 496792201, 993584402, 9439051819, 18878103638]

約数ペア:

[(1, 18878103638), (2, 9439051819), (19, 993584402), (38, 496792201), (43, 439025666), (86, 219512833), (817, 23106614), (1289, 14645542), (1634, 11553307), (2578, 7322771), (8963, 2106226), (17926, 1053113), (24491, 770818), (48982, 385409), (55427, 340594), (110854, 170297)]