20408941584

素因数分解:

$2^4\times 3^2\times {\mathrm{4591}}^1\times {\mathrm{30871}}^1$

素因数の和:35476

約数の個数: 60

約数和(自身を含む): 57130982272

約数和(自身を除く): 36722040688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 4591, 9182, 13773, 18364, 27546, 30871, 36728, 41319, 55092, 61742, 73456, 82638, 92613, 110184, 123484, 165276, 185226, 220368, 246968, 277839, 330552, 370452, 493936, 555678, 661104, 740904, 1111356, 1481808, 2222712, 4445424, 141728761, 283457522, 425186283, 566915044, 850372566, 1133830088, 1275558849, 1700745132, 2267660176, 2551117698, 3401490264, 5102235396, 6802980528, 10204470792, 20408941584]

約数ペア:

[(1, 20408941584), (2, 10204470792), (3, 6802980528), (4, 5102235396), (6, 3401490264), (8, 2551117698), (9, 2267660176), (12, 1700745132), (16, 1275558849), (18, 1133830088), (24, 850372566), (36, 566915044), (48, 425186283), (72, 283457522), (144, 141728761), (4591, 4445424), (9182, 2222712), (13773, 1481808), (18364, 1111356), (27546, 740904), (30871, 661104), (36728, 555678), (41319, 493936), (55092, 370452), (61742, 330552), (73456, 277839), (82638, 246968), (92613, 220368), (110184, 185226), (123484, 165276)]