20823303904

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{3850463}}^1$

素因数の和:3850499

約数の個数: 36

約数和(自身を含む): 44391999456

約数和(自身を除く): 23568695552

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 5408, 3850463, 7700926, 15401852, 30803704, 50056019, 61607408, 100112038, 123214816, 200224076, 400448152, 650728247, 800896304, 1301456494, 1601792608, 2602912988, 5205825976, 10411651952, 20823303904]

約数ペア:

[(1, 20823303904), (2, 10411651952), (4, 5205825976), (8, 2602912988), (13, 1601792608), (16, 1301456494), (26, 800896304), (32, 650728247), (52, 400448152), (104, 200224076), (169, 123214816), (208, 100112038), (338, 61607408), (416, 50056019), (676, 30803704), (1352, 15401852), (2704, 7700926), (5408, 3850463)]