19389390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9103}}^1$

素因数の和:9184

約数の個数: 32

約数和(自身を含む): 47195136

約数和(自身を除く): 27805746

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 9103, 18206, 27309, 45515, 54618, 91030, 136545, 273090, 646313, 1292626, 1938939, 3231565, 3877878, 6463130, 9694695, 19389390]

約数ペア:

[(1, 19389390), (2, 9694695), (3, 6463130), (5, 3877878), (6, 3231565), (10, 1938939), (15, 1292626), (30, 646313), (71, 273090), (142, 136545), (213, 91030), (355, 54618), (426, 45515), (710, 27309), (1065, 18206), (2130, 9103)]