20197124488

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{823}}^1\times {\mathrm{161453}}^1$

素因数の和:162301

約数の個数: 32

約数和(自身を含む): 39911428800

約数和(自身を除く): 19714304312

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 823, 1646, 3292, 6584, 15637, 31274, 62548, 125096, 161453, 322906, 645812, 1291624, 3067607, 6135214, 12270428, 24540856, 132875819, 265751638, 531503276, 1063006552, 2524640561, 5049281122, 10098562244, 20197124488]

約数ペア:

[(1, 20197124488), (2, 10098562244), (4, 5049281122), (8, 2524640561), (19, 1063006552), (38, 531503276), (76, 265751638), (152, 132875819), (823, 24540856), (1646, 12270428), (3292, 6135214), (6584, 3067607), (15637, 1291624), (31274, 645812), (62548, 322906), (125096, 161453)]