19682556

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{499}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 48720000

約数和(自身を除く): 29037444

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 173, 228, 346, 499, 519, 692, 998, 1038, 1497, 1996, 2076, 2994, 3287, 5988, 6574, 9481, 9861, 13148, 18962, 19722, 28443, 37924, 39444, 56886, 86327, 113772, 172654, 258981, 345308, 517962, 1035924, 1640213, 3280426, 4920639, 6560852, 9841278, 19682556]

約数ペア:

[(1, 19682556), (2, 9841278), (3, 6560852), (4, 4920639), (6, 3280426), (12, 1640213), (19, 1035924), (38, 517962), (57, 345308), (76, 258981), (114, 172654), (173, 113772), (228, 86327), (346, 56886), (499, 39444), (519, 37924), (692, 28443), (998, 19722), (1038, 18962), (1497, 13148), (1996, 9861), (2076, 9481), (2994, 6574), (3287, 5988)]