20169966516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{330287}}^1$

素因数の和:331028

約数の個数: 48

約数和(自身を含む): 53860724736

約数和(自身を除く): 33690758220

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 727, 1454, 2181, 2908, 4362, 5089, 8724, 10178, 15267, 20356, 30534, 61068, 330287, 660574, 990861, 1321148, 1981722, 2312009, 3963444, 4624018, 6936027, 9248036, 13872054, 27744108, 240118649, 480237298, 720355947, 960474596, 1440711894, 1680830543, 2881423788, 3361661086, 5042491629, 6723322172, 10084983258, 20169966516]

約数ペア:

[(1, 20169966516), (2, 10084983258), (3, 6723322172), (4, 5042491629), (6, 3361661086), (7, 2881423788), (12, 1680830543), (14, 1440711894), (21, 960474596), (28, 720355947), (42, 480237298), (84, 240118649), (727, 27744108), (1454, 13872054), (2181, 9248036), (2908, 6936027), (4362, 4624018), (5089, 3963444), (8724, 2312009), (10178, 1981722), (15267, 1321148), (20356, 990861), (30534, 660574), (61068, 330287)]