18348918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8243}}^1$

素因数の和:8308

約数の個数: 32

約数和(自身を含む): 42736896

約数和(自身を除く): 24387978

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 8243, 16486, 24729, 49458, 57701, 115402, 173103, 346206, 436879, 873758, 1310637, 2621274, 3058153, 6116306, 9174459, 18348918]

約数ペア:

[(1, 18348918), (2, 9174459), (3, 6116306), (6, 3058153), (7, 2621274), (14, 1310637), (21, 873758), (42, 436879), (53, 346206), (106, 173103), (159, 115402), (318, 57701), (371, 49458), (742, 24729), (1113, 16486), (2226, 8243)]