20147881608

素因数分解:

$2^3\times 3^2\times {\mathrm{1187}}^1\times {\mathrm{235747}}^1$

素因数の和:236946

約数の個数: 48

約数和(自身を含む): 54613381680

約数和(自身を除く): 34465500072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1187, 2374, 3561, 4748, 7122, 9496, 10683, 14244, 21366, 28488, 42732, 85464, 235747, 471494, 707241, 942988, 1414482, 1885976, 2121723, 2828964, 4243446, 5657928, 8486892, 16973784, 279831689, 559663378, 839495067, 1119326756, 1678990134, 2238653512, 2518485201, 3357980268, 5036970402, 6715960536, 10073940804, 20147881608]

約数ペア:

[(1, 20147881608), (2, 10073940804), (3, 6715960536), (4, 5036970402), (6, 3357980268), (8, 2518485201), (9, 2238653512), (12, 1678990134), (18, 1119326756), (24, 839495067), (36, 559663378), (72, 279831689), (1187, 16973784), (2374, 8486892), (3561, 5657928), (4748, 4243446), (7122, 2828964), (9496, 2121723), (10683, 1885976), (14244, 1414482), (21366, 942988), (28488, 707241), (42732, 471494), (85464, 235747)]