20318376

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65123}}^1$

素因数の和:65145

約数の個数: 32

約数和(自身を含む): 54704160

約数和(自身を除く): 34385784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 65123, 130246, 195369, 260492, 390738, 520984, 781476, 846599, 1562952, 1693198, 2539797, 3386396, 5079594, 6772792, 10159188, 20318376]

約数ペア:

[(1, 20318376), (2, 10159188), (3, 6772792), (4, 5079594), (6, 3386396), (8, 2539797), (12, 1693198), (13, 1562952), (24, 846599), (26, 781476), (39, 520984), (52, 390738), (78, 260492), (104, 195369), (156, 130246), (312, 65123)]