20724104

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 41806800

約数和(自身を除く): 21082696

約数列:

[1, 2, 4, 8, 23, 46, 59, 83, 92, 118, 166, 184, 236, 332, 472, 529, 664, 1058, 1357, 1909, 2116, 2714, 3818, 4232, 4897, 5428, 7636, 9794, 10856, 15272, 19588, 31211, 39176, 43907, 62422, 87814, 112631, 124844, 175628, 225262, 249688, 351256, 450524, 901048, 2590513, 5181026, 10362052, 20724104]

約数ペア:

[(1, 20724104), (2, 10362052), (4, 5181026), (8, 2590513), (23, 901048), (46, 450524), (59, 351256), (83, 249688), (92, 225262), (118, 175628), (166, 124844), (184, 112631), (236, 87814), (332, 62422), (472, 43907), (529, 39176), (664, 31211), (1058, 19588), (1357, 15272), (1909, 10856), (2116, 9794), (2714, 7636), (3818, 5428), (4232, 4897)]