19468030

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{461}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 36324288

約数和(自身を除く): 16856258

約数列:

[1, 2, 5, 10, 41, 82, 103, 205, 206, 410, 461, 515, 922, 1030, 2305, 4223, 4610, 8446, 18901, 21115, 37802, 42230, 47483, 94505, 94966, 189010, 237415, 474830, 1946803, 3893606, 9734015, 19468030]

約数ペア:

[(1, 19468030), (2, 9734015), (5, 3893606), (10, 1946803), (41, 474830), (82, 237415), (103, 189010), (205, 94966), (206, 94505), (410, 47483), (461, 42230), (515, 37802), (922, 21115), (1030, 18901), (2305, 8446), (4223, 4610)]