20146644

素因数分解:

$2^2\times 3^7\times 7^2\times {\mathrm{47}}^1$

素因数の和:86

約数の個数: 144

約数和(自身を含む): 62818560

約数和(自身を除く): 42671916

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 47, 49, 54, 63, 81, 84, 94, 98, 108, 126, 141, 147, 162, 188, 189, 196, 243, 252, 282, 294, 324, 329, 378, 423, 441, 486, 564, 567, 588, 658, 729, 756, 846, 882, 972, 987, 1134, 1269, 1316, 1323, 1458, 1692, 1701, 1764, 1974, 2187, 2268, 2303, 2538, 2646, 2916, 2961, 3402, 3807, 3948, 3969, 4374, 4606, 5076, 5103, 5292, 5922, 6804, 6909, 7614, 7938, 8748, 8883, 9212, 10206, 11421, 11844, 11907, 13818, 15228, 15309, 15876, 17766, 20412, 20727, 22842, 23814, 26649, 27636, 30618, 34263, 35532, 35721, 41454, 45684, 47628, 53298, 61236, 62181, 68526, 71442, 79947, 82908, 102789, 106596, 107163, 124362, 137052, 142884, 159894, 186543, 205578, 214326, 239841, 248724, 319788, 373086, 411156, 428652, 479682, 559629, 719523, 746172, 959364, 1119258, 1439046, 1678887, 2238516, 2878092, 3357774, 5036661, 6715548, 10073322, 20146644]

約数ペア:

[(1, 20146644), (2, 10073322), (3, 6715548), (4, 5036661), (6, 3357774), (7, 2878092), (9, 2238516), (12, 1678887), (14, 1439046), (18, 1119258), (21, 959364), (27, 746172), (28, 719523), (36, 559629), (42, 479682), (47, 428652), (49, 411156), (54, 373086), (63, 319788), (81, 248724), (84, 239841), (94, 214326), (98, 205578), (108, 186543), (126, 159894), (141, 142884), (147, 137052), (162, 124362), (188, 107163), (189, 106596), (196, 102789), (243, 82908), (252, 79947), (282, 71442), (294, 68526), (324, 62181), (329, 61236), (378, 53298), (423, 47628), (441, 45684), (486, 41454), (564, 35721), (567, 35532), (588, 34263), (658, 30618), (729, 27636), (756, 26649), (846, 23814), (882, 22842), (972, 20727), (987, 20412), (1134, 17766), (1269, 15876), (1316, 15309), (1323, 15228), (1458, 13818), (1692, 11907), (1701, 11844), (1764, 11421), (1974, 10206), (2187, 9212), (2268, 8883), (2303, 8748), (2538, 7938), (2646, 7614), (2916, 6909), (2961, 6804), (3402, 5922), (3807, 5292), (3948, 5103), (3969, 5076), (4374, 4606)]