18446337

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 33266688

約数和(自身を除く): 14820351

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 101, 117, 223, 273, 303, 669, 707, 819, 909, 1313, 1561, 2007, 2121, 2899, 3939, 4683, 6363, 8697, 9191, 11817, 14049, 20293, 22523, 26091, 27573, 60879, 67569, 82719, 157661, 182637, 202707, 292799, 472983, 878397, 1418949, 2049593, 2635191, 6148779, 18446337]

約数ペア:

[(1, 18446337), (3, 6148779), (7, 2635191), (9, 2049593), (13, 1418949), (21, 878397), (39, 472983), (63, 292799), (91, 202707), (101, 182637), (117, 157661), (223, 82719), (273, 67569), (303, 60879), (669, 27573), (707, 26091), (819, 22523), (909, 20293), (1313, 14049), (1561, 11817), (2007, 9191), (2121, 8697), (2899, 6363), (3939, 4683)]