19573268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1801}}^1$

素因数の和:1848

約数の個数: 48

約数和(自身を含む): 42383040

約数和(自身を除く): 22809772

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 988, 1801, 2717, 3602, 5434, 7204, 10868, 19811, 23413, 34219, 39622, 46826, 68438, 79244, 93652, 136876, 257543, 376409, 444847, 515086, 752818, 889694, 1030172, 1505636, 1779388, 4893317, 9786634, 19573268]

約数ペア:

[(1, 19573268), (2, 9786634), (4, 4893317), (11, 1779388), (13, 1505636), (19, 1030172), (22, 889694), (26, 752818), (38, 515086), (44, 444847), (52, 376409), (76, 257543), (143, 136876), (209, 93652), (247, 79244), (286, 68438), (418, 46826), (494, 39622), (572, 34219), (836, 23413), (988, 19811), (1801, 10868), (2717, 7204), (3602, 5434)]