20002288

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{3463}}^1$

素因数の和:3509

約数の個数: 30

約数和(自身を含む): 40913304

約数和(自身を除く): 20911016

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 3463, 5776, 6926, 13852, 27704, 55408, 65797, 131594, 263188, 526376, 1052752, 1250143, 2500286, 5000572, 10001144, 20002288]

約数ペア:

[(1, 20002288), (2, 10001144), (4, 5000572), (8, 2500286), (16, 1250143), (19, 1052752), (38, 526376), (76, 263188), (152, 131594), (304, 65797), (361, 55408), (722, 27704), (1444, 13852), (2888, 6926), (3463, 5776)]