20194163864

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{40559}}^1$

素因数の和:41112

約数の個数: 64

約数和(自身を含む): 45907430400

約数和(自身を除く): 25713266536

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 523, 952, 1046, 2092, 3661, 4184, 7322, 8891, 14644, 17782, 29288, 35564, 40559, 62237, 71128, 81118, 124474, 162236, 248948, 283913, 324472, 497896, 567826, 689503, 1135652, 1379006, 2271304, 2758012, 4826521, 5516024, 9653042, 19306084, 21212357, 38612168, 42424714, 84849428, 148486499, 169698856, 296972998, 360610069, 593945996, 721220138, 1187891992, 1442440276, 2524270483, 2884880552, 5048540966, 10097081932, 20194163864]

約数ペア:

[(1, 20194163864), (2, 10097081932), (4, 5048540966), (7, 2884880552), (8, 2524270483), (14, 1442440276), (17, 1187891992), (28, 721220138), (34, 593945996), (56, 360610069), (68, 296972998), (119, 169698856), (136, 148486499), (238, 84849428), (476, 42424714), (523, 38612168), (952, 21212357), (1046, 19306084), (2092, 9653042), (3661, 5516024), (4184, 4826521), (7322, 2758012), (8891, 2271304), (14644, 1379006), (17782, 1135652), (29288, 689503), (35564, 567826), (40559, 497896), (62237, 324472), (71128, 283913), (81118, 248948), (124474, 162236)]