19404837

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2393}}^1$

素因数の和:2469

約数の個数: 24

約数和(自身を含む): 30250584

約数和(自身を除く): 10845747

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 901, 2393, 2703, 7179, 8109, 21537, 40681, 122043, 126829, 366129, 380487, 1141461, 2156093, 6468279, 19404837]

約数ペア:

[(1, 19404837), (3, 6468279), (9, 2156093), (17, 1141461), (51, 380487), (53, 366129), (153, 126829), (159, 122043), (477, 40681), (901, 21537), (2393, 8109), (2703, 7179)]