20417832

素因数分解:

$2^3\times 3^8\times {\mathrm{389}}^1$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 57569850

約数和(自身を除く): 37152018

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 389, 486, 648, 729, 778, 972, 1167, 1458, 1556, 1944, 2187, 2334, 2916, 3112, 3501, 4374, 4668, 5832, 6561, 7002, 8748, 9336, 10503, 13122, 14004, 17496, 21006, 26244, 28008, 31509, 42012, 52488, 63018, 84024, 94527, 126036, 189054, 252072, 283581, 378108, 567162, 756216, 850743, 1134324, 1701486, 2268648, 2552229, 3402972, 5104458, 6805944, 10208916, 20417832]

約数ペア:

[(1, 20417832), (2, 10208916), (3, 6805944), (4, 5104458), (6, 3402972), (8, 2552229), (9, 2268648), (12, 1701486), (18, 1134324), (24, 850743), (27, 756216), (36, 567162), (54, 378108), (72, 283581), (81, 252072), (108, 189054), (162, 126036), (216, 94527), (243, 84024), (324, 63018), (389, 52488), (486, 42012), (648, 31509), (729, 28008), (778, 26244), (972, 21006), (1167, 17496), (1458, 14004), (1556, 13122), (1944, 10503), (2187, 9336), (2334, 8748), (2916, 7002), (3112, 6561), (3501, 5832), (4374, 4668)]