20210333824

素因数分解:

$2^7\times {\mathrm{73}}^1\times {\mathrm{647}}^1\times {\mathrm{3343}}^1$

素因数の和:4077

約数の個数: 64

約数和(自身を含む): 40889629440

約数和(自身を除く): 20679295616

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 128, 146, 292, 584, 647, 1168, 1294, 2336, 2588, 3343, 4672, 5176, 6686, 9344, 10352, 13372, 20704, 26744, 41408, 47231, 53488, 82816, 94462, 106976, 188924, 213952, 244039, 377848, 427904, 488078, 755696, 976156, 1511392, 1952312, 2162921, 3022784, 3904624, 4325842, 6045568, 7809248, 8651684, 15618496, 17303368, 31236992, 34606736, 69213472, 138426944, 157893233, 276853888, 315786466, 631572932, 1263145864, 2526291728, 5052583456, 10105166912, 20210333824]

約数ペア:

[(1, 20210333824), (2, 10105166912), (4, 5052583456), (8, 2526291728), (16, 1263145864), (32, 631572932), (64, 315786466), (73, 276853888), (128, 157893233), (146, 138426944), (292, 69213472), (584, 34606736), (647, 31236992), (1168, 17303368), (1294, 15618496), (2336, 8651684), (2588, 7809248), (3343, 6045568), (4672, 4325842), (5176, 3904624), (6686, 3022784), (9344, 2162921), (10352, 1952312), (13372, 1511392), (20704, 976156), (26744, 755696), (41408, 488078), (47231, 427904), (53488, 377848), (82816, 244039), (94462, 213952), (106976, 188924)]