20686572072

素因数分解:

$2^3\times 3^3\times {\mathrm{4519}}^1\times {\mathrm{21193}}^1$

素因数の和:25727

約数の個数: 64

約数和(自身を含む): 57478128000

約数和(自身を除く): 36791555928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 4519, 9038, 13557, 18076, 21193, 27114, 36152, 40671, 42386, 54228, 63579, 81342, 84772, 108456, 122013, 127158, 162684, 169544, 190737, 244026, 254316, 325368, 381474, 488052, 508632, 572211, 762948, 976104, 1144422, 1525896, 2288844, 4577688, 95771167, 191542334, 287313501, 383084668, 574627002, 766169336, 861940503, 1149254004, 1723881006, 2298508008, 2585821509, 3447762012, 5171643018, 6895524024, 10343286036, 20686572072]

約数ペア:

[(1, 20686572072), (2, 10343286036), (3, 6895524024), (4, 5171643018), (6, 3447762012), (8, 2585821509), (9, 2298508008), (12, 1723881006), (18, 1149254004), (24, 861940503), (27, 766169336), (36, 574627002), (54, 383084668), (72, 287313501), (108, 191542334), (216, 95771167), (4519, 4577688), (9038, 2288844), (13557, 1525896), (18076, 1144422), (21193, 976104), (27114, 762948), (36152, 572211), (40671, 508632), (42386, 488052), (54228, 381474), (63579, 325368), (81342, 254316), (84772, 244026), (108456, 190737), (122013, 169544), (127158, 162684)]