2021137768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1022843}}^1$

素因数の和:1022881

約数の個数: 32

約数和(自身を含む): 4295944800

約数和(自身を除く): 2274807032

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 1022843, 2045686, 4091372, 8182744, 13296959, 19434017, 26593918, 38868034, 53187836, 77736068, 106375672, 155472136, 252642221, 505284442, 1010568884, 2021137768]

約数ペア:

[(1, 2021137768), (2, 1010568884), (4, 505284442), (8, 252642221), (13, 155472136), (19, 106375672), (26, 77736068), (38, 53187836), (52, 38868034), (76, 26593918), (104, 19434017), (152, 13296959), (247, 8182744), (494, 4091372), (988, 2045686), (1976, 1022843)]