18840552

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 50304000

約数和(自身を除く): 31463448

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 79, 114, 152, 158, 228, 237, 316, 456, 474, 523, 632, 948, 1046, 1501, 1569, 1896, 2092, 3002, 3138, 4184, 4503, 6004, 6276, 9006, 9937, 12008, 12552, 18012, 19874, 29811, 36024, 39748, 41317, 59622, 79496, 82634, 119244, 123951, 165268, 238488, 247902, 330536, 495804, 785023, 991608, 1570046, 2355069, 3140092, 4710138, 6280184, 9420276, 18840552]

約数ペア:

[(1, 18840552), (2, 9420276), (3, 6280184), (4, 4710138), (6, 3140092), (8, 2355069), (12, 1570046), (19, 991608), (24, 785023), (38, 495804), (57, 330536), (76, 247902), (79, 238488), (114, 165268), (152, 123951), (158, 119244), (228, 82634), (237, 79496), (316, 59622), (456, 41317), (474, 39748), (523, 36024), (632, 29811), (948, 19874), (1046, 18012), (1501, 12552), (1569, 12008), (1896, 9937), (2092, 9006), (3002, 6276), (3138, 6004), (4184, 4503)]