2019985105690

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2791}}^1\times {\mathrm{460987}}^1$

素因数の和:463942

約数の個数: 32

約数和(自身を含む): 3660451242624

約数和(自身を除く): 1640466136934

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 2791, 5582, 13955, 27910, 438187, 460987, 876374, 921974, 2190935, 2304935, 4381870, 4609870, 72374959, 144749918, 361874795, 723749590, 1286614717, 2573229434, 6433073585, 12866147170, 201998510569, 403997021138, 1009992552845, 2019985105690]

約数ペア:

[(1, 2019985105690), (2, 1009992552845), (5, 403997021138), (10, 201998510569), (157, 12866147170), (314, 6433073585), (785, 2573229434), (1570, 1286614717), (2791, 723749590), (5582, 361874795), (13955, 144749918), (27910, 72374959), (438187, 4609870), (460987, 4381870), (876374, 2304935), (921974, 2190935)]