19400050

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{3767}}^1$

素因数の和:3882

約数の個数: 24

約数和(自身を含む): 36444096

約数和(自身を除く): 17044046

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 515, 1030, 2575, 3767, 5150, 7534, 18835, 37670, 94175, 188350, 388001, 776002, 1940005, 3880010, 9700025, 19400050]

約数ペア:

[(1, 19400050), (2, 9700025), (5, 3880010), (10, 1940005), (25, 776002), (50, 388001), (103, 188350), (206, 94175), (515, 37670), (1030, 18835), (2575, 7534), (3767, 5150)]