20492446

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{653}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 35598528

約数和(自身を除く): 15106082

約数列:

[1, 2, 13, 17, 26, 34, 71, 142, 221, 442, 653, 923, 1207, 1306, 1846, 2414, 8489, 11101, 15691, 16978, 22202, 31382, 46363, 92726, 144313, 288626, 602719, 788171, 1205438, 1576342, 10246223, 20492446]

約数ペア:

[(1, 20492446), (2, 10246223), (13, 1576342), (17, 1205438), (26, 788171), (34, 602719), (71, 288626), (142, 144313), (221, 92726), (442, 46363), (653, 31382), (923, 22202), (1207, 16978), (1306, 15691), (1846, 11101), (2414, 8489)]