20754288

素因数分解:

$2^4\times 3^2\times {\mathrm{101}}^1\times {\mathrm{1427}}^1$

素因数の和:1542

約数の個数: 60

約数和(自身を含む): 58699368

約数和(自身を除く): 37945080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 101, 144, 202, 303, 404, 606, 808, 909, 1212, 1427, 1616, 1818, 2424, 2854, 3636, 4281, 4848, 5708, 7272, 8562, 11416, 12843, 14544, 17124, 22832, 25686, 34248, 51372, 68496, 102744, 144127, 205488, 288254, 432381, 576508, 864762, 1153016, 1297143, 1729524, 2306032, 2594286, 3459048, 5188572, 6918096, 10377144, 20754288]

約数ペア:

[(1, 20754288), (2, 10377144), (3, 6918096), (4, 5188572), (6, 3459048), (8, 2594286), (9, 2306032), (12, 1729524), (16, 1297143), (18, 1153016), (24, 864762), (36, 576508), (48, 432381), (72, 288254), (101, 205488), (144, 144127), (202, 102744), (303, 68496), (404, 51372), (606, 34248), (808, 25686), (909, 22832), (1212, 17124), (1427, 14544), (1616, 12843), (1818, 11416), (2424, 8562), (2854, 7272), (3636, 5708), (4281, 4848)]