258103472

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{20089}}^1$

素因数の和:20181

約数の個数: 40

約数和(自身を含む): 553037520

約数和(自身を除く): 294934048

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 73, 88, 146, 176, 292, 584, 803, 1168, 1606, 3212, 6424, 12848, 20089, 40178, 80356, 160712, 220979, 321424, 441958, 883916, 1466497, 1767832, 2932994, 3535664, 5865988, 11731976, 16131467, 23463952, 32262934, 64525868, 129051736, 258103472]

約数ペア:

[(1, 258103472), (2, 129051736), (4, 64525868), (8, 32262934), (11, 23463952), (16, 16131467), (22, 11731976), (44, 5865988), (73, 3535664), (88, 2932994), (146, 1767832), (176, 1466497), (292, 883916), (584, 441958), (803, 321424), (1168, 220979), (1606, 160712), (3212, 80356), (6424, 40178), (12848, 20089)]