20194649992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{578047}}^1$

素因数の和:578461

約数の個数: 32

約数和(自身を含む): 41411358720

約数和(自身を除く): 21216708728

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 397, 794, 1588, 3176, 4367, 8734, 17468, 34936, 578047, 1156094, 2312188, 4624376, 6358517, 12717034, 25434068, 50868136, 229484659, 458969318, 917938636, 1835877272, 2524331249, 5048662498, 10097324996, 20194649992]

約数ペア:

[(1, 20194649992), (2, 10097324996), (4, 5048662498), (8, 2524331249), (11, 1835877272), (22, 917938636), (44, 458969318), (88, 229484659), (397, 50868136), (794, 25434068), (1588, 12717034), (3176, 6358517), (4367, 4624376), (8734, 2312188), (17468, 1156094), (34936, 578047)]