20498601938

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{1055867}}^1$

素因数の和:1056457

約数の個数: 16

約数和(自身を含む): 32613650784

約数和(自身を除く): 12115048846

約数列:

[1, 2, 17, 34, 571, 1142, 9707, 19414, 1055867, 2111734, 17949739, 35899478, 602900057, 1205800114, 10249300969, 20498601938]

約数ペア:

[(1, 20498601938), (2, 10249300969), (17, 1205800114), (34, 602900057), (571, 35899478), (1142, 17949739), (9707, 2111734), (19414, 1055867)]