20002877890541

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{853}}^1\times {\mathrm{273269}}^1$

素因数の和:274206

約数の個数: 64

約数和(自身を含む): 26346830791680

約数和(自身を除く): 6343952901139

約数列:

[1, 7, 13, 23, 41, 91, 161, 287, 299, 533, 853, 943, 2093, 3731, 5971, 6601, 11089, 12259, 19619, 34973, 77623, 85813, 137333, 244811, 255047, 273269, 454649, 804379, 1785329, 1912883, 3182543, 3552497, 5630653, 6285187, 10456927, 11204029, 24867479, 43996309, 73198489, 78428203, 81707431, 145652377, 233098457, 257692667, 571952017, 1019566639, 1631689199, 1803848669, 3030279941, 3350004671, 5361264511, 9557036737, 21211959587, 23450032697, 37528851577, 66899257159, 69696438643, 124241477581, 219811844951, 487875070501, 869690343067, 1538682914657, 2857553984363, 20002877890541]

約数ペア:

[(1, 20002877890541), (7, 2857553984363), (13, 1538682914657), (23, 869690343067), (41, 487875070501), (91, 219811844951), (161, 124241477581), (287, 69696438643), (299, 66899257159), (533, 37528851577), (853, 23450032697), (943, 21211959587), (2093, 9557036737), (3731, 5361264511), (5971, 3350004671), (6601, 3030279941), (11089, 1803848669), (12259, 1631689199), (19619, 1019566639), (34973, 571952017), (77623, 257692667), (85813, 233098457), (137333, 145652377), (244811, 81707431), (255047, 78428203), (273269, 73198489), (454649, 43996309), (804379, 24867479), (1785329, 11204029), (1912883, 10456927), (3182543, 6285187), (3552497, 5630653)]