18479650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1427}}^1$

素因数の和:1483

約数の個数: 48

約数和(自身を含む): 40372416

約数和(自身を除く): 21892766

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 50, 70, 74, 175, 185, 259, 350, 370, 518, 925, 1295, 1427, 1850, 2590, 2854, 6475, 7135, 9989, 12950, 14270, 19978, 35675, 49945, 52799, 71350, 99890, 105598, 249725, 263995, 369593, 499450, 527990, 739186, 1319975, 1847965, 2639950, 3695930, 9239825, 18479650]

約数ペア:

[(1, 18479650), (2, 9239825), (5, 3695930), (7, 2639950), (10, 1847965), (14, 1319975), (25, 739186), (35, 527990), (37, 499450), (50, 369593), (70, 263995), (74, 249725), (175, 105598), (185, 99890), (259, 71350), (350, 52799), (370, 49945), (518, 35675), (925, 19978), (1295, 14270), (1427, 12950), (1850, 9989), (2590, 7135), (2854, 6475)]