19531878

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{3613}}^1$

素因数の和:3688

約数の個数: 32

約数和(自身を含む): 42153696

約数和(自身を除く): 22621818

約数列:

[1, 2, 3, 6, 17, 34, 51, 53, 102, 106, 159, 318, 901, 1802, 2703, 3613, 5406, 7226, 10839, 21678, 61421, 122842, 184263, 191489, 368526, 382978, 574467, 1148934, 3255313, 6510626, 9765939, 19531878]

約数ペア:

[(1, 19531878), (2, 9765939), (3, 6510626), (6, 3255313), (17, 1148934), (34, 574467), (51, 382978), (53, 368526), (102, 191489), (106, 184263), (159, 122842), (318, 61421), (901, 21678), (1802, 10839), (2703, 7226), (3613, 5406)]