19667856

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{733}}^1$

素因数の和:800

約数の個数: 80

約数和(自身を含む): 56065856

約数和(自身を除く): 36398000

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 43, 48, 52, 78, 86, 104, 129, 156, 172, 208, 258, 312, 344, 516, 559, 624, 688, 733, 1032, 1118, 1466, 1677, 2064, 2199, 2236, 2932, 3354, 4398, 4472, 5864, 6708, 8796, 8944, 9529, 11728, 13416, 17592, 19058, 26832, 28587, 31519, 35184, 38116, 57174, 63038, 76232, 94557, 114348, 126076, 152464, 189114, 228696, 252152, 378228, 409747, 457392, 504304, 756456, 819494, 1229241, 1512912, 1638988, 2458482, 3277976, 4916964, 6555952, 9833928, 19667856]

約数ペア:

[(1, 19667856), (2, 9833928), (3, 6555952), (4, 4916964), (6, 3277976), (8, 2458482), (12, 1638988), (13, 1512912), (16, 1229241), (24, 819494), (26, 756456), (39, 504304), (43, 457392), (48, 409747), (52, 378228), (78, 252152), (86, 228696), (104, 189114), (129, 152464), (156, 126076), (172, 114348), (208, 94557), (258, 76232), (312, 63038), (344, 57174), (516, 38116), (559, 35184), (624, 31519), (688, 28587), (733, 26832), (1032, 19058), (1118, 17592), (1466, 13416), (1677, 11728), (2064, 9529), (2199, 8944), (2236, 8796), (2932, 6708), (3354, 5864), (4398, 4472)]