19348340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2837}}^1$

素因数の和:2888

約数の個数: 48

約数和(自身を含む): 45771264

約数和(自身を除く): 26422924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 2837, 3410, 5674, 6820, 11348, 14185, 28370, 31207, 56740, 62414, 87947, 124828, 156035, 175894, 312070, 351788, 439735, 624140, 879470, 967417, 1758940, 1934834, 3869668, 4837085, 9674170, 19348340]

約数ペア:

[(1, 19348340), (2, 9674170), (4, 4837085), (5, 3869668), (10, 1934834), (11, 1758940), (20, 967417), (22, 879470), (31, 624140), (44, 439735), (55, 351788), (62, 312070), (110, 175894), (124, 156035), (155, 124828), (220, 87947), (310, 62414), (341, 56740), (620, 31207), (682, 28370), (1364, 14185), (1705, 11348), (2837, 6820), (3410, 5674)]