20472364257

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{683}}^1\times {\mathrm{18959}}^1$

素因数の和:19693

約数の個数: 32

約数和(自身を含む): 29879746560

約数和(自身を除く): 9407382303

約数列:

[1, 3, 17, 31, 51, 93, 527, 683, 1581, 2049, 11611, 18959, 21173, 34833, 56877, 63519, 322303, 359941, 587729, 966909, 1079823, 1763187, 9991393, 12948997, 29974179, 38846991, 220132949, 401418907, 660398847, 1204256721, 6824121419, 20472364257]

約数ペア:

[(1, 20472364257), (3, 6824121419), (17, 1204256721), (31, 660398847), (51, 401418907), (93, 220132949), (527, 38846991), (683, 29974179), (1581, 12948997), (2049, 9991393), (11611, 1763187), (18959, 1079823), (21173, 966909), (34833, 587729), (56877, 359941), (63519, 322303)]