19400650

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{7321}}^1$

素因数の和:7386

約数の個数: 24

約数和(自身を含む): 36771084

約数和(自身を除く): 17370434

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 7321, 14642, 36605, 73210, 183025, 366050, 388013, 776026, 1940065, 3880130, 9700325, 19400650]

約数ペア:

[(1, 19400650), (2, 9700325), (5, 3880130), (10, 1940065), (25, 776026), (50, 388013), (53, 366050), (106, 183025), (265, 73210), (530, 36605), (1325, 14642), (2650, 7321)]