20120457992

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{424769}}^1$

素因数の和:424997

約数の個数: 32

約数和(自身を含む): 39146803200

約数和(自身を除く): 19026345208

約数列:

[1, 2, 4, 8, 31, 62, 124, 191, 248, 382, 764, 1528, 5921, 11842, 23684, 47368, 424769, 849538, 1699076, 3398152, 13167839, 26335678, 52671356, 81130879, 105342712, 162261758, 324523516, 649047032, 2515057249, 5030114498, 10060228996, 20120457992]

約数ペア:

[(1, 20120457992), (2, 10060228996), (4, 5030114498), (8, 2515057249), (31, 649047032), (62, 324523516), (124, 162261758), (191, 105342712), (248, 81130879), (382, 52671356), (764, 26335678), (1528, 13167839), (5921, 3398152), (11842, 1699076), (23684, 849538), (47368, 424769)]