20149896

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:199

約数の個数: 128

約数和(自身を含む): 59875200

約数和(自身を除く): 39725304

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 29, 34, 39, 51, 52, 58, 68, 78, 87, 102, 104, 116, 131, 136, 156, 174, 204, 221, 232, 262, 312, 348, 377, 393, 408, 442, 493, 524, 663, 696, 754, 786, 884, 986, 1048, 1131, 1326, 1479, 1508, 1572, 1703, 1768, 1972, 2227, 2262, 2652, 2958, 3016, 3144, 3406, 3799, 3944, 4454, 4524, 5109, 5304, 5916, 6409, 6681, 6812, 7598, 8908, 9048, 10218, 11397, 11832, 12818, 13362, 13624, 15196, 17816, 19227, 20436, 22794, 25636, 26724, 28951, 30392, 38454, 40872, 45588, 49387, 51272, 53448, 57902, 64583, 76908, 86853, 91176, 98774, 115804, 129166, 148161, 153816, 173706, 193749, 197548, 231608, 258332, 296322, 347412, 387498, 395096, 516664, 592644, 694824, 774996, 839579, 1185288, 1549992, 1679158, 2518737, 3358316, 5037474, 6716632, 10074948, 20149896]

約数ペア:

[(1, 20149896), (2, 10074948), (3, 6716632), (4, 5037474), (6, 3358316), (8, 2518737), (12, 1679158), (13, 1549992), (17, 1185288), (24, 839579), (26, 774996), (29, 694824), (34, 592644), (39, 516664), (51, 395096), (52, 387498), (58, 347412), (68, 296322), (78, 258332), (87, 231608), (102, 197548), (104, 193749), (116, 173706), (131, 153816), (136, 148161), (156, 129166), (174, 115804), (204, 98774), (221, 91176), (232, 86853), (262, 76908), (312, 64583), (348, 57902), (377, 53448), (393, 51272), (408, 49387), (442, 45588), (493, 40872), (524, 38454), (663, 30392), (696, 28951), (754, 26724), (786, 25636), (884, 22794), (986, 20436), (1048, 19227), (1131, 17816), (1326, 15196), (1479, 13624), (1508, 13362), (1572, 12818), (1703, 11832), (1768, 11397), (1972, 10218), (2227, 9048), (2262, 8908), (2652, 7598), (2958, 6812), (3016, 6681), (3144, 6409), (3406, 5916), (3799, 5304), (3944, 5109), (4454, 4524)]