1900297985

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{3217}}^1$

素因数の和:3393

約数の個数: 32

約数和(自身を含む): 2441766912

約数和(自身を除く): 541468927

約数列:

[1, 5, 31, 37, 103, 155, 185, 515, 1147, 3193, 3217, 3811, 5735, 15965, 16085, 19055, 99727, 118141, 119029, 331351, 498635, 590705, 595145, 1656755, 3689899, 10271881, 12259987, 18449495, 51359405, 61299935, 380059597, 1900297985]

約数ペア:

[(1, 1900297985), (5, 380059597), (31, 61299935), (37, 51359405), (103, 18449495), (155, 12259987), (185, 10271881), (515, 3689899), (1147, 1656755), (3193, 595145), (3217, 590705), (3811, 498635), (5735, 331351), (15965, 119029), (16085, 118141), (19055, 99727)]