18657072

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:327

約数の個数: 120

約数和(自身を含む): 60662784

約数和(自身を除く): 42005712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 83, 84, 112, 126, 144, 166, 168, 223, 249, 252, 332, 336, 446, 498, 504, 581, 664, 669, 747, 892, 996, 1008, 1162, 1328, 1338, 1494, 1561, 1743, 1784, 1992, 2007, 2324, 2676, 2988, 3122, 3486, 3568, 3984, 4014, 4648, 4683, 5229, 5352, 5976, 6244, 6972, 8028, 9296, 9366, 10458, 10704, 11952, 12488, 13944, 14049, 16056, 18509, 18732, 20916, 24976, 27888, 28098, 32112, 37018, 37464, 41832, 55527, 56196, 74036, 74928, 83664, 111054, 112392, 129563, 148072, 166581, 222108, 224784, 259126, 296144, 333162, 388689, 444216, 518252, 666324, 777378, 888432, 1036504, 1166067, 1332648, 1554756, 2073008, 2332134, 2665296, 3109512, 4664268, 6219024, 9328536, 18657072]

約数ペア:

[(1, 18657072), (2, 9328536), (3, 6219024), (4, 4664268), (6, 3109512), (7, 2665296), (8, 2332134), (9, 2073008), (12, 1554756), (14, 1332648), (16, 1166067), (18, 1036504), (21, 888432), (24, 777378), (28, 666324), (36, 518252), (42, 444216), (48, 388689), (56, 333162), (63, 296144), (72, 259126), (83, 224784), (84, 222108), (112, 166581), (126, 148072), (144, 129563), (166, 112392), (168, 111054), (223, 83664), (249, 74928), (252, 74036), (332, 56196), (336, 55527), (446, 41832), (498, 37464), (504, 37018), (581, 32112), (664, 28098), (669, 27888), (747, 24976), (892, 20916), (996, 18732), (1008, 18509), (1162, 16056), (1328, 14049), (1338, 13944), (1494, 12488), (1561, 11952), (1743, 10704), (1784, 10458), (1992, 9366), (2007, 9296), (2324, 8028), (2676, 6972), (2988, 6244), (3122, 5976), (3486, 5352), (3568, 5229), (3984, 4683), (4014, 4648)]