20219858864

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{467879}}^1$

素因数の和:467997

約数の個数: 40

約数和(自身を含む): 40786035360

約数和(自身を除く): 20566176496

約数列:

[1, 2, 4, 8, 16, 37, 73, 74, 146, 148, 292, 296, 584, 592, 1168, 2701, 5402, 10804, 21608, 43216, 467879, 935758, 1871516, 3743032, 7486064, 17311523, 34155167, 34623046, 68310334, 69246092, 136620668, 138492184, 273241336, 276984368, 546482672, 1263741179, 2527482358, 5054964716, 10109929432, 20219858864]

約数ペア:

[(1, 20219858864), (2, 10109929432), (4, 5054964716), (8, 2527482358), (16, 1263741179), (37, 546482672), (73, 276984368), (74, 273241336), (146, 138492184), (148, 136620668), (292, 69246092), (296, 68310334), (584, 34623046), (592, 34155167), (1168, 17311523), (2701, 7486064), (5402, 3743032), (10804, 1871516), (21608, 935758), (43216, 467879)]