20278315782

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1\times {\mathrm{1861}}^1$

素因数の和:2250

約数の個数: 96

約数和(自身を含む): 46800848640

約数和(自身を除く): 26522532858

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 151, 171, 211, 302, 342, 422, 453, 633, 906, 1266, 1359, 1861, 1899, 2718, 2869, 3722, 3798, 4009, 5583, 5738, 8018, 8607, 11166, 12027, 16749, 17214, 24054, 25821, 31861, 33498, 35359, 36081, 51642, 63722, 70718, 72162, 95583, 106077, 191166, 212154, 281011, 286749, 318231, 392671, 562022, 573498, 605359, 636462, 785342, 843033, 1178013, 1210718, 1686066, 1816077, 2356026, 2529099, 3534039, 3632154, 5058198, 5339209, 5448231, 7068078, 7460749, 10678418, 10896462, 14921498, 16017627, 22382247, 32035254, 44764494, 48052881, 59293321, 67146741, 96105762, 118586642, 134293482, 177879963, 355759926, 533639889, 1067279778, 1126573099, 2253146198, 3379719297, 6759438594, 10139157891, 20278315782]

約数ペア:

[(1, 20278315782), (2, 10139157891), (3, 6759438594), (6, 3379719297), (9, 2253146198), (18, 1126573099), (19, 1067279778), (38, 533639889), (57, 355759926), (114, 177879963), (151, 134293482), (171, 118586642), (211, 96105762), (302, 67146741), (342, 59293321), (422, 48052881), (453, 44764494), (633, 32035254), (906, 22382247), (1266, 16017627), (1359, 14921498), (1861, 10896462), (1899, 10678418), (2718, 7460749), (2869, 7068078), (3722, 5448231), (3798, 5339209), (4009, 5058198), (5583, 3632154), (5738, 3534039), (8018, 2529099), (8607, 2356026), (11166, 1816077), (12027, 1686066), (16749, 1210718), (17214, 1178013), (24054, 843033), (25821, 785342), (31861, 636462), (33498, 605359), (35359, 573498), (36081, 562022), (51642, 392671), (63722, 318231), (70718, 286749), (72162, 281011), (95583, 212154), (106077, 191166)]