19099683850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{371951}}^1$

素因数の和:372055

約数の個数: 48

約数和(自身を含む): 38742520320

約数和(自身を除く): 19642836470

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 79, 130, 158, 325, 395, 650, 790, 1027, 1975, 2054, 3950, 5135, 10270, 25675, 51350, 371951, 743902, 1859755, 3719510, 4835363, 9298775, 9670726, 18597550, 24176815, 29384129, 48353630, 58768258, 120884075, 146920645, 241768150, 293841290, 381993677, 734603225, 763987354, 1469206450, 1909968385, 3819936770, 9549841925, 19099683850]

約数ペア:

[(1, 19099683850), (2, 9549841925), (5, 3819936770), (10, 1909968385), (13, 1469206450), (25, 763987354), (26, 734603225), (50, 381993677), (65, 293841290), (79, 241768150), (130, 146920645), (158, 120884075), (325, 58768258), (395, 48353630), (650, 29384129), (790, 24176815), (1027, 18597550), (1975, 9670726), (2054, 9298775), (3950, 4835363), (5135, 3719510), (10270, 1859755), (25675, 743902), (51350, 371951)]