18867492

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 58705920

約数和(自身を除く): 39838428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 47, 54, 59, 63, 81, 84, 94, 108, 118, 126, 141, 162, 177, 188, 189, 236, 243, 252, 282, 324, 329, 354, 378, 413, 423, 486, 531, 564, 567, 658, 708, 756, 826, 846, 972, 987, 1062, 1134, 1239, 1269, 1316, 1593, 1652, 1692, 1701, 1974, 2124, 2268, 2478, 2538, 2773, 2961, 3186, 3402, 3717, 3807, 3948, 4779, 4956, 5076, 5546, 5922, 6372, 6804, 7434, 7614, 8319, 8883, 9558, 11092, 11151, 11421, 11844, 14337, 14868, 15228, 16638, 17766, 19116, 19411, 22302, 22842, 24957, 26649, 28674, 33276, 33453, 35532, 38822, 44604, 45684, 49914, 53298, 57348, 58233, 66906, 74871, 77644, 79947, 99828, 100359, 106596, 116466, 133812, 149742, 159894, 174699, 200718, 224613, 232932, 299484, 319788, 349398, 401436, 449226, 524097, 673839, 698796, 898452, 1048194, 1347678, 1572291, 2096388, 2695356, 3144582, 4716873, 6289164, 9433746, 18867492]

約数ペア:

[(1, 18867492), (2, 9433746), (3, 6289164), (4, 4716873), (6, 3144582), (7, 2695356), (9, 2096388), (12, 1572291), (14, 1347678), (18, 1048194), (21, 898452), (27, 698796), (28, 673839), (36, 524097), (42, 449226), (47, 401436), (54, 349398), (59, 319788), (63, 299484), (81, 232932), (84, 224613), (94, 200718), (108, 174699), (118, 159894), (126, 149742), (141, 133812), (162, 116466), (177, 106596), (188, 100359), (189, 99828), (236, 79947), (243, 77644), (252, 74871), (282, 66906), (324, 58233), (329, 57348), (354, 53298), (378, 49914), (413, 45684), (423, 44604), (486, 38822), (531, 35532), (564, 33453), (567, 33276), (658, 28674), (708, 26649), (756, 24957), (826, 22842), (846, 22302), (972, 19411), (987, 19116), (1062, 17766), (1134, 16638), (1239, 15228), (1269, 14868), (1316, 14337), (1593, 11844), (1652, 11421), (1692, 11151), (1701, 11092), (1974, 9558), (2124, 8883), (2268, 8319), (2478, 7614), (2538, 7434), (2773, 6804), (2961, 6372), (3186, 5922), (3402, 5546), (3717, 5076), (3807, 4956), (3948, 4779)]