1864185745

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{1709}}^1$

素因数の和:2085

約数の個数: 32

約数和(自身を含む): 2435559840

約数和(自身を除く): 571374095

約数列:

[1, 5, 17, 41, 85, 205, 313, 697, 1565, 1709, 3485, 5321, 8545, 12833, 26605, 29053, 64165, 70069, 145265, 218161, 350345, 534917, 1090805, 1191173, 2674585, 5955865, 9093589, 21931597, 45467945, 109657985, 372837149, 1864185745]

約数ペア:

[(1, 1864185745), (5, 372837149), (17, 109657985), (41, 45467945), (85, 21931597), (205, 9093589), (313, 5955865), (697, 2674585), (1565, 1191173), (1709, 1090805), (3485, 534917), (5321, 350345), (8545, 218161), (12833, 145265), (26605, 70069), (29053, 64165)]