20872056

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{51157}}^1$

素因数の和:51183

約数の個数: 32

約数和(自身を含む): 55250640

約数和(自身を除く): 34378584

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 51157, 102314, 153471, 204628, 306942, 409256, 613884, 869669, 1227768, 1739338, 2609007, 3478676, 5218014, 6957352, 10436028, 20872056]

約数ペア:

[(1, 20872056), (2, 10436028), (3, 6957352), (4, 5218014), (6, 3478676), (8, 2609007), (12, 1739338), (17, 1227768), (24, 869669), (34, 613884), (51, 409256), (68, 306942), (102, 204628), (136, 153471), (204, 102314), (408, 51157)]