20669144

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{401}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 41245200

約数和(自身を除く): 20576056

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 379, 401, 758, 802, 1516, 1604, 3032, 3208, 6443, 6817, 12886, 13634, 25772, 27268, 51544, 54536, 151979, 303958, 607916, 1215832, 2583643, 5167286, 10334572, 20669144]

約数ペア:

[(1, 20669144), (2, 10334572), (4, 5167286), (8, 2583643), (17, 1215832), (34, 607916), (68, 303958), (136, 151979), (379, 54536), (401, 51544), (758, 27268), (802, 25772), (1516, 13634), (1604, 12886), (3032, 6817), (3208, 6443)]