18662315

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 27095040

約数和(自身を除く): 8432725

約数列:

[1, 5, 7, 23, 35, 97, 115, 161, 239, 485, 679, 805, 1195, 1673, 2231, 3395, 5497, 8365, 11155, 15617, 23183, 27485, 38479, 78085, 115915, 162281, 192395, 533209, 811405, 2666045, 3732463, 18662315]

約数ペア:

[(1, 18662315), (5, 3732463), (7, 2666045), (23, 811405), (35, 533209), (97, 192395), (115, 162281), (161, 115915), (239, 78085), (485, 38479), (679, 27485), (805, 23183), (1195, 15617), (1673, 11155), (2231, 8365), (3395, 5497)]