19904472

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{541}}^1$

素因数の和:633

約数の個数: 96

約数和(自身を含む): 62568480

約数和(自身を除く): 42664008

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 73, 84, 126, 146, 168, 219, 252, 292, 438, 504, 511, 541, 584, 657, 876, 1022, 1082, 1314, 1533, 1623, 1752, 2044, 2164, 2628, 3066, 3246, 3787, 4088, 4328, 4599, 4869, 5256, 6132, 6492, 7574, 9198, 9738, 11361, 12264, 12984, 15148, 18396, 19476, 22722, 30296, 34083, 36792, 38952, 39493, 45444, 68166, 78986, 90888, 118479, 136332, 157972, 236958, 272664, 276451, 315944, 355437, 473916, 552902, 710874, 829353, 947832, 1105804, 1421748, 1658706, 2211608, 2488059, 2843496, 3317412, 4976118, 6634824, 9952236, 19904472]

約数ペア:

[(1, 19904472), (2, 9952236), (3, 6634824), (4, 4976118), (6, 3317412), (7, 2843496), (8, 2488059), (9, 2211608), (12, 1658706), (14, 1421748), (18, 1105804), (21, 947832), (24, 829353), (28, 710874), (36, 552902), (42, 473916), (56, 355437), (63, 315944), (72, 276451), (73, 272664), (84, 236958), (126, 157972), (146, 136332), (168, 118479), (219, 90888), (252, 78986), (292, 68166), (438, 45444), (504, 39493), (511, 38952), (541, 36792), (584, 34083), (657, 30296), (876, 22722), (1022, 19476), (1082, 18396), (1314, 15148), (1533, 12984), (1623, 12264), (1752, 11361), (2044, 9738), (2164, 9198), (2628, 7574), (3066, 6492), (3246, 6132), (3787, 5256), (4088, 4869), (4328, 4599)]