20565584192

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{3511}}^1\times {\mathrm{4817}}^1$

素因数の和:8359

約数の個数: 56

約数和(自身を含む): 42978872640

約数和(自身を除く): 22413288448

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 3511, 4817, 7022, 9634, 14044, 19268, 28088, 38536, 56176, 66709, 77072, 91523, 112352, 133418, 154144, 183046, 224704, 266836, 308288, 366092, 533672, 732184, 1067344, 1464368, 2134688, 2928736, 4269376, 5857472, 16912487, 33824974, 67649948, 135299896, 270599792, 321337253, 541199584, 642674506, 1082399168, 1285349012, 2570698024, 5141396048, 10282792096, 20565584192]

約数ペア:

[(1, 20565584192), (2, 10282792096), (4, 5141396048), (8, 2570698024), (16, 1285349012), (19, 1082399168), (32, 642674506), (38, 541199584), (64, 321337253), (76, 270599792), (152, 135299896), (304, 67649948), (608, 33824974), (1216, 16912487), (3511, 5857472), (4817, 4269376), (7022, 2928736), (9634, 2134688), (14044, 1464368), (19268, 1067344), (28088, 732184), (38536, 533672), (56176, 366092), (66709, 308288), (77072, 266836), (91523, 224704), (112352, 183046), (133418, 154144)]