19868576

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6823}}^1$

素因数の和:6853

約数の個数: 48

約数和(自身を含む): 48150144

約数和(自身を除く): 28281568

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 6823, 13646, 27292, 47761, 54584, 88699, 95522, 109168, 177398, 191044, 218336, 354796, 382088, 620893, 709592, 764176, 1241786, 1419184, 1528352, 2483572, 2838368, 4967144, 9934288, 19868576]

約数ペア:

[(1, 19868576), (2, 9934288), (4, 4967144), (7, 2838368), (8, 2483572), (13, 1528352), (14, 1419184), (16, 1241786), (26, 764176), (28, 709592), (32, 620893), (52, 382088), (56, 354796), (91, 218336), (104, 191044), (112, 177398), (182, 109168), (208, 95522), (224, 88699), (364, 54584), (416, 47761), (728, 27292), (1456, 13646), (2912, 6823)]