19277204570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{513101}}^1$

素因数の和:513155

約数の個数: 48

約数和(自身を含む): 39695623128

約数和(自身を除く): 20418418558

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 289, 442, 578, 1105, 1445, 2210, 2890, 3757, 7514, 18785, 37570, 513101, 1026202, 2565505, 5131010, 6670313, 8722717, 13340626, 17445434, 33351565, 43613585, 66703130, 87227170, 113395321, 148286189, 226790642, 296572378, 566976605, 741430945, 1133953210, 1482861890, 1927720457, 3855440914, 9638602285, 19277204570]

約数ペア:

[(1, 19277204570), (2, 9638602285), (5, 3855440914), (10, 1927720457), (13, 1482861890), (17, 1133953210), (26, 741430945), (34, 566976605), (65, 296572378), (85, 226790642), (130, 148286189), (170, 113395321), (221, 87227170), (289, 66703130), (442, 43613585), (578, 33351565), (1105, 17445434), (1445, 13340626), (2210, 8722717), (2890, 6670313), (3757, 5131010), (7514, 2565505), (18785, 1026202), (37570, 513101)]