19547856

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:225

約数の個数: 120

約数和(自身を含む): 58805760

約数和(自身を除く): 39257904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 31, 36, 48, 58, 62, 72, 87, 93, 116, 124, 144, 151, 174, 186, 232, 248, 261, 279, 302, 348, 372, 453, 464, 496, 522, 558, 604, 696, 744, 899, 906, 1044, 1116, 1208, 1359, 1392, 1488, 1798, 1812, 2088, 2232, 2416, 2697, 2718, 3596, 3624, 4176, 4379, 4464, 4681, 5394, 5436, 7192, 7248, 8091, 8758, 9362, 10788, 10872, 13137, 14043, 14384, 16182, 17516, 18724, 21576, 21744, 26274, 28086, 32364, 35032, 37448, 39411, 42129, 43152, 52548, 56172, 64728, 70064, 74896, 78822, 84258, 105096, 112344, 129456, 135749, 157644, 168516, 210192, 224688, 271498, 315288, 337032, 407247, 542996, 630576, 674064, 814494, 1085992, 1221741, 1628988, 2171984, 2443482, 3257976, 4886964, 6515952, 9773928, 19547856]

約数ペア:

[(1, 19547856), (2, 9773928), (3, 6515952), (4, 4886964), (6, 3257976), (8, 2443482), (9, 2171984), (12, 1628988), (16, 1221741), (18, 1085992), (24, 814494), (29, 674064), (31, 630576), (36, 542996), (48, 407247), (58, 337032), (62, 315288), (72, 271498), (87, 224688), (93, 210192), (116, 168516), (124, 157644), (144, 135749), (151, 129456), (174, 112344), (186, 105096), (232, 84258), (248, 78822), (261, 74896), (279, 70064), (302, 64728), (348, 56172), (372, 52548), (453, 43152), (464, 42129), (496, 39411), (522, 37448), (558, 35032), (604, 32364), (696, 28086), (744, 26274), (899, 21744), (906, 21576), (1044, 18724), (1116, 17516), (1208, 16182), (1359, 14384), (1392, 14043), (1488, 13137), (1798, 10872), (1812, 10788), (2088, 9362), (2232, 8758), (2416, 8091), (2697, 7248), (2718, 7192), (3596, 5436), (3624, 5394), (4176, 4681), (4379, 4464)]