20719424

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1549}}^1$

素因数の和:1591

約数の個数: 56

約数和(自身を含む): 47244000

約数和(自身を除く): 26524576

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 152, 176, 209, 304, 352, 418, 608, 704, 836, 1216, 1549, 1672, 3098, 3344, 6196, 6688, 12392, 13376, 17039, 24784, 29431, 34078, 49568, 58862, 68156, 99136, 117724, 136312, 235448, 272624, 323741, 470896, 545248, 647482, 941792, 1090496, 1294964, 1883584, 2589928, 5179856, 10359712, 20719424]

約数ペア:

[(1, 20719424), (2, 10359712), (4, 5179856), (8, 2589928), (11, 1883584), (16, 1294964), (19, 1090496), (22, 941792), (32, 647482), (38, 545248), (44, 470896), (64, 323741), (76, 272624), (88, 235448), (152, 136312), (176, 117724), (209, 99136), (304, 68156), (352, 58862), (418, 49568), (608, 34078), (704, 29431), (836, 24784), (1216, 17039), (1549, 13376), (1672, 12392), (3098, 6688), (3344, 6196)]