20565014138

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1997}}^1\times {\mathrm{2179}}^1$

素因数の和:4334

約数の個数: 32

約数和(自身を含む): 32928638400

約数和(自身を除く): 12363624262

約数列:

[1, 2, 17, 34, 139, 278, 1997, 2179, 2363, 3994, 4358, 4726, 33949, 37043, 67898, 74086, 277583, 302881, 555166, 605762, 4351463, 4718911, 5148977, 8702926, 9437822, 10297954, 73974871, 147949742, 604853357, 1209706714, 10282507069, 20565014138]

約数ペア:

[(1, 20565014138), (2, 10282507069), (17, 1209706714), (34, 604853357), (139, 147949742), (278, 73974871), (1997, 10297954), (2179, 9437822), (2363, 8702926), (3994, 5148977), (4358, 4718911), (4726, 4351463), (33949, 605762), (37043, 555166), (67898, 302881), (74086, 277583)]