208020078

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{19891}}^1$

素因数の和:19989

約数の個数: 48

約数和(自身を含む): 521329536

約数和(自身を除く): 313309458

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 83, 126, 166, 249, 498, 581, 747, 1162, 1494, 1743, 3486, 5229, 10458, 19891, 39782, 59673, 119346, 139237, 179019, 278474, 358038, 417711, 835422, 1253133, 1650953, 2506266, 3301906, 4952859, 9905718, 11556671, 14858577, 23113342, 29717154, 34670013, 69340026, 104010039, 208020078]

約数ペア:

[(1, 208020078), (2, 104010039), (3, 69340026), (6, 34670013), (7, 29717154), (9, 23113342), (14, 14858577), (18, 11556671), (21, 9905718), (42, 4952859), (63, 3301906), (83, 2506266), (126, 1650953), (166, 1253133), (249, 835422), (498, 417711), (581, 358038), (747, 278474), (1162, 179019), (1494, 139237), (1743, 119346), (3486, 59673), (5229, 39782), (10458, 19891)]