20962695424

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{15541}}^1$

素因数の和:16047

約数の個数: 72

約数和(自身を含む): 45745701120

約数和(自身を除く): 24783005696

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 479, 704, 958, 1408, 1916, 2816, 3832, 5269, 7664, 10538, 15328, 15541, 21076, 30656, 31082, 42152, 61312, 62164, 84304, 122624, 124328, 168608, 170951, 248656, 337216, 341902, 497312, 674432, 683804, 994624, 1348864, 1367608, 1989248, 2735216, 3978496, 5470432, 7444139, 10940864, 14888278, 21881728, 29776556, 43763456, 59553112, 81885529, 119106224, 163771058, 238212448, 327542116, 476424896, 655084232, 952849792, 1310168464, 1905699584, 2620336928, 5240673856, 10481347712, 20962695424]

約数ペア:

[(1, 20962695424), (2, 10481347712), (4, 5240673856), (8, 2620336928), (11, 1905699584), (16, 1310168464), (22, 952849792), (32, 655084232), (44, 476424896), (64, 327542116), (88, 238212448), (128, 163771058), (176, 119106224), (256, 81885529), (352, 59553112), (479, 43763456), (704, 29776556), (958, 21881728), (1408, 14888278), (1916, 10940864), (2816, 7444139), (3832, 5470432), (5269, 3978496), (7664, 2735216), (10538, 1989248), (15328, 1367608), (15541, 1348864), (21076, 994624), (30656, 683804), (31082, 674432), (42152, 497312), (61312, 341902), (62164, 337216), (84304, 248656), (122624, 170951), (124328, 168608)]