19484730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1453}}^1$

素因数の和:1615

約数の個数: 48

約数和(自身を含む): 51035400

約数和(自身を除く): 31550670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 149, 298, 447, 745, 894, 1341, 1453, 1490, 2235, 2682, 2906, 4359, 4470, 6705, 7265, 8718, 13077, 13410, 14530, 21795, 26154, 43590, 65385, 130770, 216497, 432994, 649491, 1082485, 1298982, 1948473, 2164970, 3247455, 3896946, 6494910, 9742365, 19484730]

約数ペア:

[(1, 19484730), (2, 9742365), (3, 6494910), (5, 3896946), (6, 3247455), (9, 2164970), (10, 1948473), (15, 1298982), (18, 1082485), (30, 649491), (45, 432994), (90, 216497), (149, 130770), (298, 65385), (447, 43590), (745, 26154), (894, 21795), (1341, 14530), (1453, 13410), (1490, 13077), (2235, 8718), (2682, 7265), (2906, 6705), (4359, 4470)]