2019401290

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{50777}}^1$

素因数の和:50922

約数の個数: 32

約数和(自身を含む): 3762040464

約数和(自身を除く): 1742639174

約数列:

[1, 2, 5, 10, 41, 82, 97, 194, 205, 410, 485, 970, 3977, 7954, 19885, 39770, 50777, 101554, 253885, 507770, 2081857, 4163714, 4925369, 9850738, 10409285, 20818570, 24626845, 49253690, 201940129, 403880258, 1009700645, 2019401290]

約数ペア:

[(1, 2019401290), (2, 1009700645), (5, 403880258), (10, 201940129), (41, 49253690), (82, 24626845), (97, 20818570), (194, 10409285), (205, 9850738), (410, 4925369), (485, 4163714), (970, 2081857), (3977, 507770), (7954, 253885), (19885, 101554), (39770, 50777)]