20173136788

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{2381}}^1$

素因数の和:2693

約数の個数: 96

約数和(自身を含む): 42822033408

約数和(自身を除く): 22648896620

約数列:

[1, 2, 4, 7, 14, 28, 31, 43, 62, 86, 124, 172, 217, 227, 301, 434, 454, 602, 868, 908, 1204, 1333, 1589, 2381, 2666, 3178, 4762, 5332, 6356, 7037, 9331, 9524, 9761, 14074, 16667, 18662, 19522, 28148, 33334, 37324, 39044, 49259, 66668, 68327, 73811, 98518, 102383, 136654, 147622, 197036, 204766, 273308, 295244, 302591, 409532, 516677, 540487, 605182, 716681, 1033354, 1080974, 1210364, 1433362, 2066708, 2118137, 2161948, 2866724, 3173873, 3783409, 4236274, 6347746, 7566818, 8472548, 12695492, 15133636, 16755097, 22217111, 23240941, 33510194, 44434222, 46481882, 67020388, 88868444, 92963764, 117285679, 162686587, 234571358, 325373174, 469142716, 650746348, 720469171, 1440938342, 2881876684, 5043284197, 10086568394, 20173136788]

約数ペア:

[(1, 20173136788), (2, 10086568394), (4, 5043284197), (7, 2881876684), (14, 1440938342), (28, 720469171), (31, 650746348), (43, 469142716), (62, 325373174), (86, 234571358), (124, 162686587), (172, 117285679), (217, 92963764), (227, 88868444), (301, 67020388), (434, 46481882), (454, 44434222), (602, 33510194), (868, 23240941), (908, 22217111), (1204, 16755097), (1333, 15133636), (1589, 12695492), (2381, 8472548), (2666, 7566818), (3178, 6347746), (4762, 4236274), (5332, 3783409), (6356, 3173873), (7037, 2866724), (9331, 2161948), (9524, 2118137), (9761, 2066708), (14074, 1433362), (16667, 1210364), (18662, 1080974), (19522, 1033354), (28148, 716681), (33334, 605182), (37324, 540487), (39044, 516677), (49259, 409532), (66668, 302591), (68327, 295244), (73811, 273308), (98518, 204766), (102383, 197036), (136654, 147622)]