18428072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4789}}^1$

素因数の和:4845

約数の個数: 32

約数和(自身を含む): 38224200

約数和(自身を除く): 19796128

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 4789, 9578, 19156, 38312, 62257, 124514, 177193, 249028, 354386, 498056, 708772, 1417544, 2303509, 4607018, 9214036, 18428072]

約数ペア:

[(1, 18428072), (2, 9214036), (4, 4607018), (8, 2303509), (13, 1417544), (26, 708772), (37, 498056), (52, 354386), (74, 249028), (104, 177193), (148, 124514), (296, 62257), (481, 38312), (962, 19156), (1924, 9578), (3848, 4789)]