18774432

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:155

約数の個数: 144

約数和(自身を含む): 58181760

約数和(自身を除く): 39407328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 47, 48, 57, 72, 73, 76, 94, 96, 114, 141, 144, 146, 152, 171, 188, 219, 228, 282, 288, 292, 304, 342, 376, 423, 438, 456, 564, 584, 608, 657, 684, 752, 846, 876, 893, 912, 1128, 1168, 1314, 1368, 1387, 1504, 1692, 1752, 1786, 1824, 2256, 2336, 2628, 2679, 2736, 2774, 3384, 3431, 3504, 3572, 4161, 4512, 5256, 5358, 5472, 5548, 6768, 6862, 7008, 7144, 8037, 8322, 10293, 10512, 10716, 11096, 12483, 13536, 13724, 14288, 16074, 16644, 20586, 21024, 21432, 22192, 24966, 27448, 28576, 30879, 32148, 33288, 41172, 42864, 44384, 49932, 54896, 61758, 64296, 65189, 66576, 82344, 85728, 99864, 109792, 123516, 128592, 130378, 133152, 164688, 195567, 199728, 247032, 257184, 260756, 329376, 391134, 399456, 494064, 521512, 586701, 782268, 988128, 1043024, 1173402, 1564536, 2086048, 2346804, 3129072, 4693608, 6258144, 9387216, 18774432]

約数ペア:

[(1, 18774432), (2, 9387216), (3, 6258144), (4, 4693608), (6, 3129072), (8, 2346804), (9, 2086048), (12, 1564536), (16, 1173402), (18, 1043024), (19, 988128), (24, 782268), (32, 586701), (36, 521512), (38, 494064), (47, 399456), (48, 391134), (57, 329376), (72, 260756), (73, 257184), (76, 247032), (94, 199728), (96, 195567), (114, 164688), (141, 133152), (144, 130378), (146, 128592), (152, 123516), (171, 109792), (188, 99864), (219, 85728), (228, 82344), (282, 66576), (288, 65189), (292, 64296), (304, 61758), (342, 54896), (376, 49932), (423, 44384), (438, 42864), (456, 41172), (564, 33288), (584, 32148), (608, 30879), (657, 28576), (684, 27448), (752, 24966), (846, 22192), (876, 21432), (893, 21024), (912, 20586), (1128, 16644), (1168, 16074), (1314, 14288), (1368, 13724), (1387, 13536), (1504, 12483), (1692, 11096), (1752, 10716), (1786, 10512), (1824, 10293), (2256, 8322), (2336, 8037), (2628, 7144), (2679, 7008), (2736, 6862), (2774, 6768), (3384, 5548), (3431, 5472), (3504, 5358), (3572, 5256), (4161, 4512)]