19503050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:663

約数の個数: 48

約数和(自身を含む): 41937792

約数和(自身を除く): 22434742

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 103, 175, 206, 350, 515, 541, 721, 1030, 1082, 1442, 2575, 2705, 3605, 3787, 5150, 5410, 7210, 7574, 13525, 18025, 18935, 27050, 36050, 37870, 55723, 94675, 111446, 189350, 278615, 390061, 557230, 780122, 1393075, 1950305, 2786150, 3900610, 9751525, 19503050]

約数ペア:

[(1, 19503050), (2, 9751525), (5, 3900610), (7, 2786150), (10, 1950305), (14, 1393075), (25, 780122), (35, 557230), (50, 390061), (70, 278615), (103, 189350), (175, 111446), (206, 94675), (350, 55723), (515, 37870), (541, 36050), (721, 27050), (1030, 18935), (1082, 18025), (1442, 13525), (2575, 7574), (2705, 7210), (3605, 5410), (3787, 5150)]