19143770

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{263}}^1$

素因数の和:550

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 16781350

約数列:

[1, 2, 5, 10, 29, 58, 145, 251, 263, 290, 502, 526, 1255, 1315, 2510, 2630, 7279, 7627, 14558, 15254, 36395, 38135, 66013, 72790, 76270, 132026, 330065, 660130, 1914377, 3828754, 9571885, 19143770]

約数ペア:

[(1, 19143770), (2, 9571885), (5, 3828754), (10, 1914377), (29, 660130), (58, 330065), (145, 132026), (251, 76270), (263, 72790), (290, 66013), (502, 38135), (526, 36395), (1255, 15254), (1315, 14558), (2510, 7627), (2630, 7279)]