20144903848

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{111121}}^1$

素因数の和:111218

約数の個数: 64

約数和(自身を含む): 42244139520

約数和(自身を除く): 22099235672

約数列:

[1, 2, 4, 8, 17, 31, 34, 43, 62, 68, 86, 124, 136, 172, 248, 344, 527, 731, 1054, 1333, 1462, 2108, 2666, 2924, 4216, 5332, 5848, 10664, 22661, 45322, 90644, 111121, 181288, 222242, 444484, 888968, 1889057, 3444751, 3778114, 4778203, 6889502, 7556228, 9556406, 13779004, 15112456, 19112812, 27558008, 38225624, 58560767, 81229451, 117121534, 148124293, 162458902, 234243068, 296248586, 324917804, 468486136, 592497172, 649835608, 1184994344, 2518112981, 5036225962, 10072451924, 20144903848]

約数ペア:

[(1, 20144903848), (2, 10072451924), (4, 5036225962), (8, 2518112981), (17, 1184994344), (31, 649835608), (34, 592497172), (43, 468486136), (62, 324917804), (68, 296248586), (86, 234243068), (124, 162458902), (136, 148124293), (172, 117121534), (248, 81229451), (344, 58560767), (527, 38225624), (731, 27558008), (1054, 19112812), (1333, 15112456), (1462, 13779004), (2108, 9556406), (2666, 7556228), (2924, 6889502), (4216, 4778203), (5332, 3778114), (5848, 3444751), (10664, 1889057), (22661, 888968), (45322, 444484), (90644, 222242), (111121, 181288)]