20185697784

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{73}}^2\times {\mathrm{3221}}^1$

素因数の和:3390

約数の個数: 144

約数和(自身を含む): 59536953720

約数和(自身を除く): 39351255936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 73, 84, 98, 146, 147, 168, 196, 219, 292, 294, 392, 438, 511, 584, 588, 876, 1022, 1176, 1533, 1752, 2044, 3066, 3221, 3577, 4088, 5329, 6132, 6442, 7154, 9663, 10658, 10731, 12264, 12884, 14308, 15987, 19326, 21316, 21462, 22547, 25768, 28616, 31974, 37303, 38652, 42632, 42924, 45094, 63948, 67641, 74606, 77304, 85848, 90188, 111909, 127896, 135282, 149212, 157829, 180376, 223818, 235133, 261121, 270564, 298424, 315658, 447636, 470266, 473487, 522242, 541128, 631316, 705399, 783363, 895272, 940532, 946974, 1044484, 1262632, 1410798, 1566726, 1645931, 1881064, 1893948, 2088968, 2821596, 3133452, 3291862, 3787896, 4937793, 5643192, 6266904, 6583724, 9875586, 11521517, 13167448, 17164709, 19751172, 23043034, 34329418, 34564551, 39502344, 46086068, 51494127, 68658836, 69129102, 92172136, 102988254, 120152963, 137317672, 138258204, 205976508, 240305926, 276516408, 360458889, 411953016, 480611852, 720917778, 841070741, 961223704, 1441835556, 1682141482, 2523212223, 2883671112, 3364282964, 5046424446, 6728565928, 10092848892, 20185697784]

約数ペア:

[(1, 20185697784), (2, 10092848892), (3, 6728565928), (4, 5046424446), (6, 3364282964), (7, 2883671112), (8, 2523212223), (12, 1682141482), (14, 1441835556), (21, 961223704), (24, 841070741), (28, 720917778), (42, 480611852), (49, 411953016), (56, 360458889), (73, 276516408), (84, 240305926), (98, 205976508), (146, 138258204), (147, 137317672), (168, 120152963), (196, 102988254), (219, 92172136), (292, 69129102), (294, 68658836), (392, 51494127), (438, 46086068), (511, 39502344), (584, 34564551), (588, 34329418), (876, 23043034), (1022, 19751172), (1176, 17164709), (1533, 13167448), (1752, 11521517), (2044, 9875586), (3066, 6583724), (3221, 6266904), (3577, 5643192), (4088, 4937793), (5329, 3787896), (6132, 3291862), (6442, 3133452), (7154, 2821596), (9663, 2088968), (10658, 1893948), (10731, 1881064), (12264, 1645931), (12884, 1566726), (14308, 1410798), (15987, 1262632), (19326, 1044484), (21316, 946974), (21462, 940532), (22547, 895272), (25768, 783363), (28616, 705399), (31974, 631316), (37303, 541128), (38652, 522242), (42632, 473487), (42924, 470266), (45094, 447636), (63948, 315658), (67641, 298424), (74606, 270564), (77304, 261121), (85848, 235133), (90188, 223818), (111909, 180376), (127896, 157829), (135282, 149212)]