20733168

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 55753376

約数和(自身を除く): 35020208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 73, 97, 122, 146, 183, 194, 219, 244, 291, 292, 366, 388, 438, 488, 582, 584, 732, 776, 876, 976, 1164, 1168, 1464, 1552, 1752, 2328, 2928, 3504, 4453, 4656, 5917, 7081, 8906, 11834, 13359, 14162, 17751, 17812, 21243, 23668, 26718, 28324, 35502, 35624, 42486, 47336, 53436, 56648, 71004, 71248, 84972, 94672, 106872, 113296, 142008, 169944, 213744, 284016, 339888, 431941, 863882, 1295823, 1727764, 2591646, 3455528, 5183292, 6911056, 10366584, 20733168]

約数ペア:

[(1, 20733168), (2, 10366584), (3, 6911056), (4, 5183292), (6, 3455528), (8, 2591646), (12, 1727764), (16, 1295823), (24, 863882), (48, 431941), (61, 339888), (73, 284016), (97, 213744), (122, 169944), (146, 142008), (183, 113296), (194, 106872), (219, 94672), (244, 84972), (291, 71248), (292, 71004), (366, 56648), (388, 53436), (438, 47336), (488, 42486), (582, 35624), (584, 35502), (732, 28324), (776, 26718), (876, 23668), (976, 21243), (1164, 17812), (1168, 17751), (1464, 14162), (1552, 13359), (1752, 11834), (2328, 8906), (2928, 7081), (3504, 5917), (4453, 4656)]