20181238026

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{1153}}^1\times {\mathrm{11351}}^1$

素因数の和:12766

約数の個数: 32

約数和(自身を含む): 40558243968

約数和(自身を除く): 20377005942

約数列:

[1, 2, 3, 6, 257, 514, 771, 1153, 1542, 2306, 3459, 6918, 11351, 22702, 34053, 68106, 296321, 592642, 888963, 1777926, 2917207, 5834414, 8751621, 13087703, 17503242, 26175406, 39263109, 78526218, 3363539671, 6727079342, 10090619013, 20181238026]

約数ペア:

[(1, 20181238026), (2, 10090619013), (3, 6727079342), (6, 3363539671), (257, 78526218), (514, 39263109), (771, 26175406), (1153, 17503242), (1542, 13087703), (2306, 8751621), (3459, 5834414), (6918, 2917207), (11351, 1777926), (22702, 888963), (34053, 592642), (68106, 296321)]