19172826

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 42806400

約数和(自身を除く): 23633574

約数列:

[1, 2, 3, 6, 9, 18, 79, 97, 139, 158, 194, 237, 278, 291, 417, 474, 582, 711, 834, 873, 1251, 1422, 1746, 2502, 7663, 10981, 13483, 15326, 21962, 22989, 26966, 32943, 40449, 45978, 65886, 68967, 80898, 98829, 121347, 137934, 197658, 242694, 1065157, 2130314, 3195471, 6390942, 9586413, 19172826]

約数ペア:

[(1, 19172826), (2, 9586413), (3, 6390942), (6, 3195471), (9, 2130314), (18, 1065157), (79, 242694), (97, 197658), (139, 137934), (158, 121347), (194, 98829), (237, 80898), (278, 68967), (291, 65886), (417, 45978), (474, 40449), (582, 32943), (711, 26966), (834, 22989), (873, 21962), (1251, 15326), (1422, 13483), (1746, 10981), (2502, 7663)]