20189184465

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{131171}}^1$

素因数の和:131541

約数の個数: 32

約数和(自身を含む): 33445711872

約数和(自身を除く): 13256527407

約数列:

[1, 3, 5, 15, 31, 93, 155, 331, 465, 993, 1655, 4965, 10261, 30783, 51305, 131171, 153915, 393513, 655855, 1967565, 4066301, 12198903, 20331505, 43417601, 60994515, 130252803, 217088005, 651264015, 1345945631, 4037836893, 6729728155, 20189184465]

約数ペア:

[(1, 20189184465), (3, 6729728155), (5, 4037836893), (15, 1345945631), (31, 651264015), (93, 217088005), (155, 130252803), (331, 60994515), (465, 43417601), (993, 20331505), (1655, 12198903), (4965, 4066301), (10261, 1967565), (30783, 655855), (51305, 393513), (131171, 153915)]