12820864498

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1867}}^1\times {\mathrm{13901}}^1$

素因数の和:15802

約数の個数: 32

約数和(自身を含む): 21813906240

約数和(自身を除く): 8993041742

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 1867, 3734, 13901, 24271, 27802, 35473, 48542, 70946, 180713, 264119, 361426, 461149, 528238, 922298, 3433547, 6867094, 25953167, 51906334, 337391171, 493110173, 674782342, 986220346, 6410432249, 12820864498]

約数ペア:

[(1, 12820864498), (2, 6410432249), (13, 986220346), (19, 674782342), (26, 493110173), (38, 337391171), (247, 51906334), (494, 25953167), (1867, 6867094), (3734, 3433547), (13901, 922298), (24271, 528238), (27802, 461149), (35473, 361426), (48542, 264119), (70946, 180713)]