20105784712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{584063}}^1$

素因数の和:584413

約数の個数: 32

約数和(自身を含む): 40720942080

約数和(自身を除く): 20615157368

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 331, 662, 1324, 2648, 4303, 8606, 17212, 34424, 584063, 1168126, 2336252, 4672504, 7592819, 15185638, 30371276, 60742552, 193324853, 386649706, 773299412, 1546598824, 2513223089, 5026446178, 10052892356, 20105784712]

約数ペア:

[(1, 20105784712), (2, 10052892356), (4, 5026446178), (8, 2513223089), (13, 1546598824), (26, 773299412), (52, 386649706), (104, 193324853), (331, 60742552), (662, 30371276), (1324, 15185638), (2648, 7592819), (4303, 4672504), (8606, 2336252), (17212, 1168126), (34424, 584063)]