19729854648

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{249341}}^1$

素因数の和:249517

約数の個数: 96

約数和(自身を含む): 61457816160

約数和(自身を除く): 41727961512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 157, 168, 252, 314, 471, 504, 628, 942, 1099, 1256, 1413, 1884, 2198, 2826, 3297, 3768, 4396, 5652, 6594, 8792, 9891, 11304, 13188, 19782, 26376, 39564, 79128, 249341, 498682, 748023, 997364, 1496046, 1745387, 1994728, 2244069, 2992092, 3490774, 4488138, 5236161, 5984184, 6981548, 8976276, 10472322, 13963096, 15708483, 17952552, 20944644, 31416966, 39146537, 41889288, 62833932, 78293074, 117439611, 125667864, 156586148, 234879222, 274025759, 313172296, 352318833, 469758444, 548051518, 704637666, 822077277, 939516888, 1096103036, 1409275332, 1644154554, 2192206072, 2466231831, 2818550664, 3288309108, 4932463662, 6576618216, 9864927324, 19729854648]

約数ペア:

[(1, 19729854648), (2, 9864927324), (3, 6576618216), (4, 4932463662), (6, 3288309108), (7, 2818550664), (8, 2466231831), (9, 2192206072), (12, 1644154554), (14, 1409275332), (18, 1096103036), (21, 939516888), (24, 822077277), (28, 704637666), (36, 548051518), (42, 469758444), (56, 352318833), (63, 313172296), (72, 274025759), (84, 234879222), (126, 156586148), (157, 125667864), (168, 117439611), (252, 78293074), (314, 62833932), (471, 41889288), (504, 39146537), (628, 31416966), (942, 20944644), (1099, 17952552), (1256, 15708483), (1413, 13963096), (1884, 10472322), (2198, 8976276), (2826, 6981548), (3297, 5984184), (3768, 5236161), (4396, 4488138), (5652, 3490774), (6594, 2992092), (8792, 2244069), (9891, 1994728), (11304, 1745387), (13188, 1496046), (19782, 997364), (26376, 748023), (39564, 498682), (79128, 249341)]