19072365

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2081}}^1$

素因数の和:2149

約数の個数: 32

約数和(自身を含む): 33578496

約数和(自身を除く): 14506131

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 611, 705, 1833, 2081, 3055, 6243, 9165, 10405, 27053, 31215, 81159, 97807, 135265, 293421, 405795, 489035, 1271491, 1467105, 3814473, 6357455, 19072365]

約数ペア:

[(1, 19072365), (3, 6357455), (5, 3814473), (13, 1467105), (15, 1271491), (39, 489035), (47, 405795), (65, 293421), (141, 135265), (195, 97807), (235, 81159), (611, 31215), (705, 27053), (1833, 10405), (2081, 9165), (3055, 6243)]