19847130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21341}}^1$

素因数の和:21382

約数の個数: 32

約数和(自身を含む): 49171968

約数和(自身を除く): 29324838

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 21341, 42682, 64023, 106705, 128046, 213410, 320115, 640230, 661571, 1323142, 1984713, 3307855, 3969426, 6615710, 9923565, 19847130]

約数ペア:

[(1, 19847130), (2, 9923565), (3, 6615710), (5, 3969426), (6, 3307855), (10, 1984713), (15, 1323142), (30, 661571), (31, 640230), (62, 320115), (93, 213410), (155, 128046), (186, 106705), (310, 64023), (465, 42682), (930, 21341)]