20126096

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1213}}^1$

素因数の和:1299

約数の個数: 40

約数和(自身を含む): 41999544

約数和(自身を除く): 21873448

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 488, 976, 1037, 1213, 2074, 2426, 4148, 4852, 8296, 9704, 16592, 19408, 20621, 41242, 73993, 82484, 147986, 164968, 295972, 329936, 591944, 1183888, 1257881, 2515762, 5031524, 10063048, 20126096]

約数ペア:

[(1, 20126096), (2, 10063048), (4, 5031524), (8, 2515762), (16, 1257881), (17, 1183888), (34, 591944), (61, 329936), (68, 295972), (122, 164968), (136, 147986), (244, 82484), (272, 73993), (488, 41242), (976, 20621), (1037, 19408), (1213, 16592), (2074, 9704), (2426, 8296), (4148, 4852)]