18710412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{631}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 50115072

約数和(自身を除く): 31404660

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 353, 631, 706, 1059, 1262, 1412, 1893, 2118, 2471, 2524, 3786, 4236, 4417, 4942, 7413, 7572, 8834, 9884, 13251, 14826, 17668, 26502, 29652, 53004, 222743, 445486, 668229, 890972, 1336458, 1559201, 2672916, 3118402, 4677603, 6236804, 9355206, 18710412]

約数ペア:

[(1, 18710412), (2, 9355206), (3, 6236804), (4, 4677603), (6, 3118402), (7, 2672916), (12, 1559201), (14, 1336458), (21, 890972), (28, 668229), (42, 445486), (84, 222743), (353, 53004), (631, 29652), (706, 26502), (1059, 17668), (1262, 14826), (1412, 13251), (1893, 9884), (2118, 8834), (2471, 7572), (2524, 7413), (3786, 4942), (4236, 4417)]