20218673552

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16411261}}^1$

素因数の和:16411287

約数の個数: 40

約数和(自身を含む): 48839915712

約数和(自身を除く): 28621242160

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 16411261, 32822522, 65645044, 114878827, 131290088, 180523871, 229757654, 262580176, 361047742, 459515308, 722095484, 919030616, 1263667097, 1444190968, 1838061232, 2527334194, 2888381936, 5054668388, 10109336776, 20218673552]

約数ペア:

[(1, 20218673552), (2, 10109336776), (4, 5054668388), (7, 2888381936), (8, 2527334194), (11, 1838061232), (14, 1444190968), (16, 1263667097), (22, 919030616), (28, 722095484), (44, 459515308), (56, 361047742), (77, 262580176), (88, 229757654), (112, 180523871), (154, 131290088), (176, 114878827), (308, 65645044), (616, 32822522), (1232, 16411261)]