20829792

素因数分解:

$2^5\times 3^1\times {\mathrm{61}}^1\times {\mathrm{3557}}^1$

素因数の和:3631

約数の個数: 48

約数和(自身を含む): 55590192

約数和(自身を除く): 34760400

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 96, 122, 183, 244, 366, 488, 732, 976, 1464, 1952, 2928, 3557, 5856, 7114, 10671, 14228, 21342, 28456, 42684, 56912, 85368, 113824, 170736, 216977, 341472, 433954, 650931, 867908, 1301862, 1735816, 2603724, 3471632, 5207448, 6943264, 10414896, 20829792]

約数ペア:

[(1, 20829792), (2, 10414896), (3, 6943264), (4, 5207448), (6, 3471632), (8, 2603724), (12, 1735816), (16, 1301862), (24, 867908), (32, 650931), (48, 433954), (61, 341472), (96, 216977), (122, 170736), (183, 113824), (244, 85368), (366, 56912), (488, 42684), (732, 28456), (976, 21342), (1464, 14228), (1952, 10671), (2928, 7114), (3557, 5856)]