19795890248

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{281}}^1\times {\mathrm{80789}}^1$

素因数の和:81185

約数の個数: 32

約数和(自身を含む): 37591587000

約数和(自身を除く): 17795696752

約数列:

[1, 2, 4, 8, 109, 218, 281, 436, 562, 872, 1124, 2248, 30629, 61258, 80789, 122516, 161578, 245032, 323156, 646312, 8806001, 17612002, 22701709, 35224004, 45403418, 70448008, 90806836, 181613672, 2474486281, 4948972562, 9897945124, 19795890248]

約数ペア:

[(1, 19795890248), (2, 9897945124), (4, 4948972562), (8, 2474486281), (109, 181613672), (218, 90806836), (281, 70448008), (436, 45403418), (562, 35224004), (872, 22701709), (1124, 17612002), (2248, 8806001), (30629, 646312), (61258, 323156), (80789, 245032), (122516, 161578)]