19416501

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{631}}^1$

素因数の和:913

約数の個数: 24

約数和(自身を含む): 30366336

約数和(自身を除く): 10949835

約数列:

[1, 3, 9, 13, 39, 117, 263, 631, 789, 1893, 2367, 3419, 5679, 8203, 10257, 24609, 30771, 73827, 165953, 497859, 1493577, 2157389, 6472167, 19416501]

約数ペア:

[(1, 19416501), (3, 6472167), (9, 2157389), (13, 1493577), (39, 497859), (117, 165953), (263, 73827), (631, 30771), (789, 24609), (1893, 10257), (2367, 8203), (3419, 5679)]