8131772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 16692480

約数和(自身を除く): 8560708

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 71, 76, 137, 142, 209, 274, 284, 418, 548, 781, 836, 1349, 1507, 1562, 2603, 2698, 3014, 3124, 5206, 5396, 6028, 9727, 10412, 14839, 19454, 28633, 29678, 38908, 57266, 59356, 106997, 114532, 184813, 213994, 369626, 427988, 739252, 2032943, 4065886, 8131772]

約数ペア:

[(1, 8131772), (2, 4065886), (4, 2032943), (11, 739252), (19, 427988), (22, 369626), (38, 213994), (44, 184813), (71, 114532), (76, 106997), (137, 59356), (142, 57266), (209, 38908), (274, 29678), (284, 28633), (418, 19454), (548, 14839), (781, 10412), (836, 9727), (1349, 6028), (1507, 5396), (1562, 5206), (2603, 3124), (2698, 3014)]