31980190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{947}}^1$

素因数の和:1272

約数の個数: 32

約数和(自身を含む): 63068544

約数和(自身を除く): 31088354

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 307, 614, 947, 1535, 1894, 3070, 3377, 4735, 6754, 9470, 10417, 16885, 20834, 33770, 52085, 104170, 290729, 581458, 1453645, 2907290, 3198019, 6396038, 15990095, 31980190]

約数ペア:

[(1, 31980190), (2, 15990095), (5, 6396038), (10, 3198019), (11, 2907290), (22, 1453645), (55, 581458), (110, 290729), (307, 104170), (614, 52085), (947, 33770), (1535, 20834), (1894, 16885), (3070, 10417), (3377, 9470), (4735, 6754)]