20289264

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{22247}}^1$

素因数の和:22277

約数の個数: 40

約数和(自身を含む): 55175040

約数和(自身を除く): 34885776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 22247, 44494, 66741, 88988, 133482, 177976, 266964, 355952, 422693, 533928, 845386, 1067856, 1268079, 1690772, 2536158, 3381544, 5072316, 6763088, 10144632, 20289264]

約数ペア:

[(1, 20289264), (2, 10144632), (3, 6763088), (4, 5072316), (6, 3381544), (8, 2536158), (12, 1690772), (16, 1268079), (19, 1067856), (24, 845386), (38, 533928), (48, 422693), (57, 355952), (76, 266964), (114, 177976), (152, 133482), (228, 88988), (304, 66741), (456, 44494), (912, 22247)]