19752694940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2426621}}^1$

素因数の和:2426678

約数の個数: 48

約数和(自身を含む): 46474664544

約数和(自身を除く): 26721969604

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 2426621, 4853242, 9706484, 12133105, 24266210, 26692831, 48532420, 53385662, 89784977, 106771324, 133464155, 179569954, 266928310, 359139908, 448924885, 533856620, 897849770, 987634747, 1795699540, 1975269494, 3950538988, 4938173735, 9876347470, 19752694940]

約数ペア:

[(1, 19752694940), (2, 9876347470), (4, 4938173735), (5, 3950538988), (10, 1975269494), (11, 1795699540), (20, 987634747), (22, 897849770), (37, 533856620), (44, 448924885), (55, 359139908), (74, 266928310), (110, 179569954), (148, 133464155), (185, 106771324), (220, 89784977), (370, 53385662), (407, 48532420), (740, 26692831), (814, 24266210), (1628, 12133105), (2035, 9706484), (4070, 4853242), (8140, 2426621)]