18401432

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 41368320

約数和(自身を除く): 22966888

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 83, 107, 148, 166, 214, 259, 296, 332, 428, 518, 581, 664, 749, 856, 1036, 1162, 1498, 2072, 2324, 2996, 3071, 3959, 4648, 5992, 6142, 7918, 8881, 12284, 15836, 17762, 21497, 24568, 27713, 31672, 35524, 42994, 55426, 62167, 71048, 85988, 110852, 124334, 171976, 221704, 248668, 328597, 497336, 657194, 1314388, 2300179, 2628776, 4600358, 9200716, 18401432]

約数ペア:

[(1, 18401432), (2, 9200716), (4, 4600358), (7, 2628776), (8, 2300179), (14, 1314388), (28, 657194), (37, 497336), (56, 328597), (74, 248668), (83, 221704), (107, 171976), (148, 124334), (166, 110852), (214, 85988), (259, 71048), (296, 62167), (332, 55426), (428, 42994), (518, 35524), (581, 31672), (664, 27713), (749, 24568), (856, 21497), (1036, 17762), (1162, 15836), (1498, 12284), (2072, 8881), (2324, 7918), (2996, 6142), (3071, 5992), (3959, 4648)]