20126178972

素因数分解:

$2^2\times 3^3\times {\mathrm{83}}^1\times {\mathrm{2245223}}^1$

素因数の和:2245319

約数の個数: 48

約数和(自身を含む): 52807668480

約数和(自身を除く): 32681489508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 83, 108, 166, 249, 332, 498, 747, 996, 1494, 2241, 2988, 4482, 8964, 2245223, 4490446, 6735669, 8980892, 13471338, 20207007, 26942676, 40414014, 60621021, 80828028, 121242042, 186353509, 242484084, 372707018, 559060527, 745414036, 1118121054, 1677181581, 2236242108, 3354363162, 5031544743, 6708726324, 10063089486, 20126178972]

約数ペア:

[(1, 20126178972), (2, 10063089486), (3, 6708726324), (4, 5031544743), (6, 3354363162), (9, 2236242108), (12, 1677181581), (18, 1118121054), (27, 745414036), (36, 559060527), (54, 372707018), (83, 242484084), (108, 186353509), (166, 121242042), (249, 80828028), (332, 60621021), (498, 40414014), (747, 26942676), (996, 20207007), (1494, 13471338), (2241, 8980892), (2988, 6735669), (4482, 4490446), (8964, 2245223)]