31380438

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3877}}^1$

素因数の和:3972

約数の個数: 32

約数和(自身を含む): 67011840

約数和(自身を除く): 35631402

約数列:

[1, 2, 3, 6, 19, 38, 57, 71, 114, 142, 213, 426, 1349, 2698, 3877, 4047, 7754, 8094, 11631, 23262, 73663, 147326, 220989, 275267, 441978, 550534, 825801, 1651602, 5230073, 10460146, 15690219, 31380438]

約数ペア:

[(1, 31380438), (2, 15690219), (3, 10460146), (6, 5230073), (19, 1651602), (38, 825801), (57, 550534), (71, 441978), (114, 275267), (142, 220989), (213, 147326), (426, 73663), (1349, 23262), (2698, 11631), (3877, 8094), (4047, 7754)]