20463716

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3307}}^1$

素因数の和:3348

約数の個数: 48

約数和(自身を含む): 46682496

約数和(自身を除く): 26218780

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 3094, 3307, 6188, 6614, 13228, 23149, 42991, 46298, 56219, 85982, 92596, 112438, 171964, 224876, 300937, 393533, 601874, 730847, 787066, 1203748, 1461694, 1574132, 2923388, 5115929, 10231858, 20463716]

約数ペア:

[(1, 20463716), (2, 10231858), (4, 5115929), (7, 2923388), (13, 1574132), (14, 1461694), (17, 1203748), (26, 787066), (28, 730847), (34, 601874), (52, 393533), (68, 300937), (91, 224876), (119, 171964), (182, 112438), (221, 92596), (238, 85982), (364, 56219), (442, 46298), (476, 42991), (884, 23149), (1547, 13228), (3094, 6614), (3307, 6188)]