17990154

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{523}}^1$

素因数の和:561

約数の個数: 96

約数和(自身を含む): 50178240

約数和(自身を除く): 32188086

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 49, 54, 63, 78, 91, 98, 117, 126, 147, 182, 189, 234, 273, 294, 351, 378, 441, 523, 546, 637, 702, 819, 882, 1046, 1274, 1323, 1569, 1638, 1911, 2457, 2646, 3138, 3661, 3822, 4707, 4914, 5733, 6799, 7322, 9414, 10983, 11466, 13598, 14121, 17199, 20397, 21966, 25627, 28242, 32949, 34398, 40794, 47593, 51254, 61191, 65898, 76881, 95186, 98847, 122382, 142779, 153762, 183573, 197694, 230643, 285558, 333151, 367146, 428337, 461286, 666302, 691929, 856674, 999453, 1285011, 1383858, 1998906, 2570022, 2998359, 5996718, 8995077, 17990154]

約数ペア:

[(1, 17990154), (2, 8995077), (3, 5996718), (6, 2998359), (7, 2570022), (9, 1998906), (13, 1383858), (14, 1285011), (18, 999453), (21, 856674), (26, 691929), (27, 666302), (39, 461286), (42, 428337), (49, 367146), (54, 333151), (63, 285558), (78, 230643), (91, 197694), (98, 183573), (117, 153762), (126, 142779), (147, 122382), (182, 98847), (189, 95186), (234, 76881), (273, 65898), (294, 61191), (351, 51254), (378, 47593), (441, 40794), (523, 34398), (546, 32949), (637, 28242), (702, 25627), (819, 21966), (882, 20397), (1046, 17199), (1274, 14121), (1323, 13598), (1569, 11466), (1638, 10983), (1911, 9414), (2457, 7322), (2646, 6799), (3138, 5733), (3661, 4914), (3822, 4707)]