2019906188991

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{7477}}^1\times {\mathrm{14033}}^1$

素因数の和:21573

約数の個数: 64

約数和(自身を含む): 3223948861440

約数和(自身を除く): 1204042672449

約数列:

[1, 3, 9, 23, 27, 31, 69, 93, 207, 279, 621, 713, 837, 2139, 6417, 7477, 14033, 19251, 22431, 42099, 67293, 126297, 171971, 201879, 231787, 322759, 378891, 435023, 515913, 695361, 968277, 1305069, 1547739, 2086083, 2904831, 3915207, 4643217, 5331101, 6258249, 8714493, 10005529, 11745621, 15993303, 30016587, 47979909, 90049761, 104924741, 143939727, 270149283, 314774223, 944322669, 2413269043, 2832968007, 3252666971, 7239807129, 9758000913, 21719421387, 29274002739, 65158264161, 74811340333, 87822008217, 224434020999, 673302062997, 2019906188991]

約数ペア:

[(1, 2019906188991), (3, 673302062997), (9, 224434020999), (23, 87822008217), (27, 74811340333), (31, 65158264161), (69, 29274002739), (93, 21719421387), (207, 9758000913), (279, 7239807129), (621, 3252666971), (713, 2832968007), (837, 2413269043), (2139, 944322669), (6417, 314774223), (7477, 270149283), (14033, 143939727), (19251, 104924741), (22431, 90049761), (42099, 47979909), (67293, 30016587), (126297, 15993303), (171971, 11745621), (201879, 10005529), (231787, 8714493), (322759, 6258249), (378891, 5331101), (435023, 4643217), (515913, 3915207), (695361, 2904831), (968277, 2086083), (1305069, 1547739)]