20053355

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{859}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 29721600

約数和(自身を除く): 9668245

約数列:

[1, 5, 7, 23, 29, 35, 115, 145, 161, 203, 667, 805, 859, 1015, 3335, 4295, 4669, 6013, 19757, 23345, 24911, 30065, 98785, 124555, 138299, 174377, 572953, 691495, 871885, 2864765, 4010671, 20053355]

約数ペア:

[(1, 20053355), (5, 4010671), (7, 2864765), (23, 871885), (29, 691495), (35, 572953), (115, 174377), (145, 138299), (161, 124555), (203, 98785), (667, 30065), (805, 24911), (859, 23345), (1015, 19757), (3335, 6013), (4295, 4669)]