19725888

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1129}}^1$

素因数の和:1164

約数の個数: 112

約数和(自身を含む): 64292480

約数和(自身を除く): 44566592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 156, 168, 182, 192, 208, 224, 273, 312, 336, 364, 416, 448, 546, 624, 672, 728, 832, 1092, 1129, 1248, 1344, 1456, 2184, 2258, 2496, 2912, 3387, 4368, 4516, 5824, 6774, 7903, 8736, 9032, 13548, 14677, 15806, 17472, 18064, 23709, 27096, 29354, 31612, 36128, 44031, 47418, 54192, 58708, 63224, 72256, 88062, 94836, 102739, 108384, 117416, 126448, 176124, 189672, 205478, 216768, 234832, 252896, 308217, 352248, 379344, 410956, 469664, 505792, 616434, 704496, 758688, 821912, 939328, 1232868, 1408992, 1517376, 1643824, 2465736, 2817984, 3287648, 4931472, 6575296, 9862944, 19725888]

約数ペア:

[(1, 19725888), (2, 9862944), (3, 6575296), (4, 4931472), (6, 3287648), (7, 2817984), (8, 2465736), (12, 1643824), (13, 1517376), (14, 1408992), (16, 1232868), (21, 939328), (24, 821912), (26, 758688), (28, 704496), (32, 616434), (39, 505792), (42, 469664), (48, 410956), (52, 379344), (56, 352248), (64, 308217), (78, 252896), (84, 234832), (91, 216768), (96, 205478), (104, 189672), (112, 176124), (156, 126448), (168, 117416), (182, 108384), (192, 102739), (208, 94836), (224, 88062), (273, 72256), (312, 63224), (336, 58708), (364, 54192), (416, 47418), (448, 44031), (546, 36128), (624, 31612), (672, 29354), (728, 27096), (832, 23709), (1092, 18064), (1129, 17472), (1248, 15806), (1344, 14677), (1456, 13548), (2184, 9032), (2258, 8736), (2496, 7903), (2912, 6774), (3387, 5824), (4368, 4516)]