19116104

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 43200000

約数和(自身を除く): 24083896

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 79, 116, 149, 158, 203, 232, 298, 316, 406, 553, 596, 632, 812, 1043, 1106, 1192, 1624, 2086, 2212, 2291, 4172, 4321, 4424, 4582, 8344, 8642, 9164, 11771, 16037, 17284, 18328, 23542, 30247, 32074, 34568, 47084, 60494, 64148, 82397, 94168, 120988, 128296, 164794, 241976, 329588, 341359, 659176, 682718, 1365436, 2389513, 2730872, 4779026, 9558052, 19116104]

約数ペア:

[(1, 19116104), (2, 9558052), (4, 4779026), (7, 2730872), (8, 2389513), (14, 1365436), (28, 682718), (29, 659176), (56, 341359), (58, 329588), (79, 241976), (116, 164794), (149, 128296), (158, 120988), (203, 94168), (232, 82397), (298, 64148), (316, 60494), (406, 47084), (553, 34568), (596, 32074), (632, 30247), (812, 23542), (1043, 18328), (1106, 17284), (1192, 16037), (1624, 11771), (2086, 9164), (2212, 8642), (2291, 8344), (4172, 4582), (4321, 4424)]