20161972316

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1\times {\mathrm{9419}}^1$

素因数の和:9938

約数の個数: 48

約数和(自身を含む): 37601625600

約数和(自身を除く): 17439653284

約数列:

[1, 2, 4, 23, 46, 53, 92, 106, 212, 439, 878, 1219, 1756, 2438, 4876, 9419, 10097, 18838, 20194, 23267, 37676, 40388, 46534, 93068, 216637, 433274, 499207, 535141, 866548, 998414, 1070282, 1996828, 2140564, 4134941, 8269882, 11481761, 16539764, 22963522, 45927044, 95103643, 190207286, 219151873, 380414572, 438303746, 876607492, 5040493079, 10080986158, 20161972316]

約数ペア:

[(1, 20161972316), (2, 10080986158), (4, 5040493079), (23, 876607492), (46, 438303746), (53, 380414572), (92, 219151873), (106, 190207286), (212, 95103643), (439, 45927044), (878, 22963522), (1219, 16539764), (1756, 11481761), (2438, 8269882), (4876, 4134941), (9419, 2140564), (10097, 1996828), (18838, 1070282), (20194, 998414), (23267, 866548), (37676, 535141), (40388, 499207), (46534, 433274), (93068, 216637)]