19476976

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{811}}^1$

素因数の和:917

約数の個数: 40

約数和(自身を含む): 40275200

約数和(自身を除く): 20798224

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 79, 152, 158, 304, 316, 632, 811, 1264, 1501, 1622, 3002, 3244, 6004, 6488, 12008, 12976, 15409, 24016, 30818, 61636, 64069, 123272, 128138, 246544, 256276, 512552, 1025104, 1217311, 2434622, 4869244, 9738488, 19476976]

約数ペア:

[(1, 19476976), (2, 9738488), (4, 4869244), (8, 2434622), (16, 1217311), (19, 1025104), (38, 512552), (76, 256276), (79, 246544), (152, 128138), (158, 123272), (304, 64069), (316, 61636), (632, 30818), (811, 24016), (1264, 15409), (1501, 12976), (1622, 12008), (3002, 6488), (3244, 6004)]