19629156

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 47432000

約数和(自身を除く): 27802844

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 109, 129, 172, 218, 258, 327, 349, 436, 516, 654, 698, 1047, 1308, 1396, 2094, 4188, 4687, 9374, 14061, 15007, 18748, 28122, 30014, 38041, 45021, 56244, 60028, 76082, 90042, 114123, 152164, 180084, 228246, 456492, 1635763, 3271526, 4907289, 6543052, 9814578, 19629156]

約数ペア:

[(1, 19629156), (2, 9814578), (3, 6543052), (4, 4907289), (6, 3271526), (12, 1635763), (43, 456492), (86, 228246), (109, 180084), (129, 152164), (172, 114123), (218, 90042), (258, 76082), (327, 60028), (349, 56244), (436, 45021), (516, 38041), (654, 30014), (698, 28122), (1047, 18748), (1308, 15007), (1396, 14061), (2094, 9374), (4188, 4687)]