198920772

素因数分解:

$2^2\times 3^7\times {\mathrm{22739}}^1$

素因数の和:22764

約数の個数: 48

約数和(自身を含む): 522110400

約数和(自身を除く): 323189628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2187, 2916, 4374, 8748, 22739, 45478, 68217, 90956, 136434, 204651, 272868, 409302, 613953, 818604, 1227906, 1841859, 2455812, 3683718, 5525577, 7367436, 11051154, 16576731, 22102308, 33153462, 49730193, 66306924, 99460386, 198920772]

約数ペア:

[(1, 198920772), (2, 99460386), (3, 66306924), (4, 49730193), (6, 33153462), (9, 22102308), (12, 16576731), (18, 11051154), (27, 7367436), (36, 5525577), (54, 3683718), (81, 2455812), (108, 1841859), (162, 1227906), (243, 818604), (324, 613953), (486, 409302), (729, 272868), (972, 204651), (1458, 136434), (2187, 90956), (2916, 68217), (4374, 45478), (8748, 22739)]