19233020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{463}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 42405888

約数和(自身を除く): 23172868

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 67, 124, 134, 155, 268, 310, 335, 463, 620, 670, 926, 1340, 1852, 2077, 2315, 4154, 4630, 8308, 9260, 10385, 14353, 20770, 28706, 31021, 41540, 57412, 62042, 71765, 124084, 143530, 155105, 287060, 310210, 620420, 961651, 1923302, 3846604, 4808255, 9616510, 19233020]

約数ペア:

[(1, 19233020), (2, 9616510), (4, 4808255), (5, 3846604), (10, 1923302), (20, 961651), (31, 620420), (62, 310210), (67, 287060), (124, 155105), (134, 143530), (155, 124084), (268, 71765), (310, 62042), (335, 57412), (463, 41540), (620, 31021), (670, 28706), (926, 20770), (1340, 14353), (1852, 10385), (2077, 9260), (2315, 8308), (4154, 4630)]