1898242190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{356143}}^1$

素因数の和:356204

約数の個数: 32

約数和(自身を含む): 3769428096

約数和(自身を除く): 1871185906

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 5330, 356143, 712286, 1780715, 3561430, 4629859, 9259718, 14601863, 23149295, 29203726, 46298590, 73009315, 146018630, 189824219, 379648438, 949121095, 1898242190]

約数ペア:

[(1, 1898242190), (2, 949121095), (5, 379648438), (10, 189824219), (13, 146018630), (26, 73009315), (41, 46298590), (65, 29203726), (82, 23149295), (130, 14601863), (205, 9259718), (410, 4629859), (533, 3561430), (1066, 1780715), (2665, 712286), (5330, 356143)]