1918278

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 4492800

約数和(自身を除く): 2574522

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 71, 79, 114, 142, 158, 171, 213, 237, 342, 426, 474, 639, 711, 1278, 1349, 1422, 1501, 2698, 3002, 4047, 4503, 5609, 8094, 9006, 11218, 12141, 13509, 16827, 24282, 27018, 33654, 50481, 100962, 106571, 213142, 319713, 639426, 959139, 1918278]

約数ペア:

[(1, 1918278), (2, 959139), (3, 639426), (6, 319713), (9, 213142), (18, 106571), (19, 100962), (38, 50481), (57, 33654), (71, 27018), (79, 24282), (114, 16827), (142, 13509), (158, 12141), (171, 11218), (213, 9006), (237, 8094), (342, 5609), (426, 4503), (474, 4047), (639, 3002), (711, 2698), (1278, 1501), (1349, 1422)]