201871278908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{63641639}}^1$

素因数の和:63641717

約数の個数: 24

約数和(自身を含む): 386686604640

約数和(自身を除く): 184815325732

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 63641639, 127283278, 254566556, 827341307, 1654682614, 3309365228, 3882139979, 7764279958, 15528559916, 50467819727, 100935639454, 201871278908]

約数ペア:

[(1, 201871278908), (2, 100935639454), (4, 50467819727), (13, 15528559916), (26, 7764279958), (52, 3882139979), (61, 3309365228), (122, 1654682614), (244, 827341307), (793, 254566556), (1586, 127283278), (3172, 63641639)]