19159504

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13159}}^1$

素因数の和:13187

約数の個数: 40

約数和(自身を含む): 45691520

約数和(自身を除く): 26532016

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 13159, 26318, 52636, 92113, 105272, 171067, 184226, 210544, 342134, 368452, 684268, 736904, 1197469, 1368536, 1473808, 2394938, 2737072, 4789876, 9579752, 19159504]

約数ペア:

[(1, 19159504), (2, 9579752), (4, 4789876), (7, 2737072), (8, 2394938), (13, 1473808), (14, 1368536), (16, 1197469), (26, 736904), (28, 684268), (52, 368452), (56, 342134), (91, 210544), (104, 184226), (112, 171067), (182, 105272), (208, 92113), (364, 52636), (728, 26318), (1456, 13159)]