2156308974

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{203387}}^1$

素因数の和:203445

約数の個数: 48

約数和(自身を含む): 5076564480

約数和(自身を除く): 2920255506

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 558, 589, 1178, 1767, 3534, 5301, 10602, 203387, 406774, 610161, 1220322, 1830483, 3660966, 3864353, 6304997, 7728706, 11593059, 12609994, 18914991, 23186118, 34779177, 37829982, 56744973, 69558354, 113489946, 119794943, 239589886, 359384829, 718769658, 1078154487, 2156308974]

約数ペア:

[(1, 2156308974), (2, 1078154487), (3, 718769658), (6, 359384829), (9, 239589886), (18, 119794943), (19, 113489946), (31, 69558354), (38, 56744973), (57, 37829982), (62, 34779177), (93, 23186118), (114, 18914991), (171, 12609994), (186, 11593059), (279, 7728706), (342, 6304997), (558, 3864353), (589, 3660966), (1178, 1830483), (1767, 1220322), (3534, 610161), (5301, 406774), (10602, 203387)]