19922409

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{269}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 32054400

約数和(自身を除く): 12131991

約数列:

[1, 3, 9, 13, 27, 39, 117, 211, 269, 351, 633, 807, 1899, 2421, 2743, 3497, 5697, 7263, 8229, 10491, 24687, 31473, 56759, 74061, 94419, 170277, 510831, 737867, 1532493, 2213601, 6640803, 19922409]

約数ペア:

[(1, 19922409), (3, 6640803), (9, 2213601), (13, 1532493), (27, 737867), (39, 510831), (117, 170277), (211, 94419), (269, 74061), (351, 56759), (633, 31473), (807, 24687), (1899, 10491), (2421, 8229), (2743, 7263), (3497, 5697)]