19683972

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1$

素因数の和:300

約数の個数: 144

約数和(自身を含む): 64576512

約数和(自身を除く): 44892540

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 81, 84, 99, 108, 126, 132, 154, 162, 189, 198, 231, 243, 252, 263, 297, 308, 324, 378, 396, 462, 486, 526, 567, 594, 693, 756, 789, 891, 924, 972, 1052, 1134, 1188, 1386, 1578, 1701, 1782, 1841, 2079, 2268, 2367, 2673, 2772, 2893, 3156, 3402, 3564, 3682, 4158, 4734, 5346, 5523, 5786, 6237, 6804, 7101, 7364, 8316, 8679, 9468, 10692, 11046, 11572, 12474, 14202, 16569, 17358, 18711, 20251, 21303, 22092, 24948, 26037, 28404, 33138, 34716, 37422, 40502, 42606, 49707, 52074, 60753, 63909, 66276, 74844, 78111, 81004, 85212, 99414, 104148, 121506, 127818, 149121, 156222, 182259, 198828, 234333, 243012, 255636, 298242, 312444, 364518, 447363, 468666, 546777, 596484, 702999, 729036, 894726, 937332, 1093554, 1405998, 1640331, 1789452, 2187108, 2811996, 3280662, 4920993, 6561324, 9841986, 19683972]

約数ペア:

[(1, 19683972), (2, 9841986), (3, 6561324), (4, 4920993), (6, 3280662), (7, 2811996), (9, 2187108), (11, 1789452), (12, 1640331), (14, 1405998), (18, 1093554), (21, 937332), (22, 894726), (27, 729036), (28, 702999), (33, 596484), (36, 546777), (42, 468666), (44, 447363), (54, 364518), (63, 312444), (66, 298242), (77, 255636), (81, 243012), (84, 234333), (99, 198828), (108, 182259), (126, 156222), (132, 149121), (154, 127818), (162, 121506), (189, 104148), (198, 99414), (231, 85212), (243, 81004), (252, 78111), (263, 74844), (297, 66276), (308, 63909), (324, 60753), (378, 52074), (396, 49707), (462, 42606), (486, 40502), (526, 37422), (567, 34716), (594, 33138), (693, 28404), (756, 26037), (789, 24948), (891, 22092), (924, 21303), (972, 20251), (1052, 18711), (1134, 17358), (1188, 16569), (1386, 14202), (1578, 12474), (1701, 11572), (1782, 11046), (1841, 10692), (2079, 9468), (2268, 8679), (2367, 8316), (2673, 7364), (2772, 7101), (2893, 6804), (3156, 6237), (3402, 5786), (3564, 5523), (3682, 5346), (4158, 4734)]