31234016

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1107

約数の個数: 48

約数和(自身を含む): 67903920

約数和(自身を除く): 36669904

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 89, 176, 178, 352, 356, 712, 979, 997, 1424, 1958, 1994, 2848, 3916, 3988, 7832, 7976, 10967, 15664, 15952, 21934, 31328, 31904, 43868, 87736, 88733, 175472, 177466, 350944, 354932, 709864, 976063, 1419728, 1952126, 2839456, 3904252, 7808504, 15617008, 31234016]

約数ペア:

[(1, 31234016), (2, 15617008), (4, 7808504), (8, 3904252), (11, 2839456), (16, 1952126), (22, 1419728), (32, 976063), (44, 709864), (88, 354932), (89, 350944), (176, 177466), (178, 175472), (352, 88733), (356, 87736), (712, 43868), (979, 31904), (997, 31328), (1424, 21934), (1958, 15952), (1994, 15664), (2848, 10967), (3916, 7976), (3988, 7832)]