19880928

素因数分解:

$2^5\times 3^2\times {\mathrm{69031}}^1$

素因数の和:69047

約数の個数: 36

約数和(自身を含む): 56537208

約数和(自身を除く): 36656280

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 69031, 138062, 207093, 276124, 414186, 552248, 621279, 828372, 1104496, 1242558, 1656744, 2208992, 2485116, 3313488, 4970232, 6626976, 9940464, 19880928]

約数ペア:

[(1, 19880928), (2, 9940464), (3, 6626976), (4, 4970232), (6, 3313488), (8, 2485116), (9, 2208992), (12, 1656744), (16, 1242558), (18, 1104496), (24, 828372), (32, 621279), (36, 552248), (48, 414186), (72, 276124), (96, 207093), (144, 138062), (288, 69031)]