19289032

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 43182720

約数和(自身を除く): 23893688

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 67, 97, 106, 134, 194, 212, 268, 371, 388, 424, 469, 536, 679, 742, 776, 938, 1358, 1484, 1876, 2716, 2968, 3551, 3752, 5141, 5432, 6499, 7102, 10282, 12998, 14204, 20564, 24857, 25996, 28408, 35987, 41128, 45493, 49714, 51992, 71974, 90986, 99428, 143948, 181972, 198856, 287896, 344447, 363944, 688894, 1377788, 2411129, 2755576, 4822258, 9644516, 19289032]

約数ペア:

[(1, 19289032), (2, 9644516), (4, 4822258), (7, 2755576), (8, 2411129), (14, 1377788), (28, 688894), (53, 363944), (56, 344447), (67, 287896), (97, 198856), (106, 181972), (134, 143948), (194, 99428), (212, 90986), (268, 71974), (371, 51992), (388, 49714), (424, 45493), (469, 41128), (536, 35987), (679, 28408), (742, 25996), (776, 24857), (938, 20564), (1358, 14204), (1484, 12998), (1876, 10282), (2716, 7102), (2968, 6499), (3551, 5432), (3752, 5141)]