1915319615

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{12893}}^1$

素因数の和:13019

約数の個数: 32

約数和(自身を含む): 2610570816

約数和(自身を除く): 695251201

約数列:

[1, 5, 11, 37, 55, 73, 185, 365, 407, 803, 2035, 2701, 4015, 12893, 13505, 29711, 64465, 141823, 148555, 477041, 709115, 941189, 2385205, 4705945, 5247451, 10353079, 26237255, 34823993, 51765395, 174119965, 383063923, 1915319615]

約数ペア:

[(1, 1915319615), (5, 383063923), (11, 174119965), (37, 51765395), (55, 34823993), (73, 26237255), (185, 10353079), (365, 5247451), (407, 4705945), (803, 2385205), (2035, 941189), (2701, 709115), (4015, 477041), (12893, 148555), (13505, 141823), (29711, 64465)]