20590983335

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{38153}}^1$

素因数の和:38232

約数の個数: 48

約数和(自身を含む): 29305934784

約数和(自身を除く): 8714951449

約数列:

[1, 5, 13, 19, 23, 65, 95, 115, 247, 299, 361, 437, 1235, 1495, 1805, 2185, 4693, 5681, 8303, 23465, 28405, 38153, 41515, 107939, 190765, 495989, 539695, 724907, 877519, 2479945, 3624535, 4387595, 9423791, 11407747, 13773233, 16672861, 47118955, 57038735, 68866165, 83364305, 179052029, 216747193, 316784359, 895260145, 1083735965, 1583921795, 4118196667, 20590983335]

約数ペア:

[(1, 20590983335), (5, 4118196667), (13, 1583921795), (19, 1083735965), (23, 895260145), (65, 316784359), (95, 216747193), (115, 179052029), (247, 83364305), (299, 68866165), (361, 57038735), (437, 47118955), (1235, 16672861), (1495, 13773233), (1805, 11407747), (2185, 9423791), (4693, 4387595), (5681, 3624535), (8303, 2479945), (23465, 877519), (28405, 724907), (38153, 539695), (41515, 495989), (107939, 190765)]