18320406

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{673}}^1$

素因数の和:1040

約数の個数: 32

約数和(自身を含む): 39631200

約数和(自身を除く): 21310794

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 349, 673, 698, 1047, 1346, 2019, 2094, 4038, 4537, 8749, 9074, 13611, 17498, 26247, 27222, 52494, 234877, 469754, 704631, 1409262, 3053401, 6106802, 9160203, 18320406]

約数ペア:

[(1, 18320406), (2, 9160203), (3, 6106802), (6, 3053401), (13, 1409262), (26, 704631), (39, 469754), (78, 234877), (349, 52494), (673, 27222), (698, 26247), (1047, 17498), (1346, 13611), (2019, 9074), (2094, 8749), (4038, 4537)]