18409472

素因数分解:

$2^{11}\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 37592100

約数和(自身を除く): 19182628

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 101, 128, 178, 202, 256, 356, 404, 512, 712, 808, 1024, 1424, 1616, 2048, 2848, 3232, 5696, 6464, 8989, 11392, 12928, 17978, 22784, 25856, 35956, 45568, 51712, 71912, 91136, 103424, 143824, 182272, 206848, 287648, 575296, 1150592, 2301184, 4602368, 9204736, 18409472]

約数ペア:

[(1, 18409472), (2, 9204736), (4, 4602368), (8, 2301184), (16, 1150592), (32, 575296), (64, 287648), (89, 206848), (101, 182272), (128, 143824), (178, 103424), (202, 91136), (256, 71912), (356, 51712), (404, 45568), (512, 35956), (712, 25856), (808, 22784), (1024, 17978), (1424, 12928), (1616, 11392), (2048, 8989), (2848, 6464), (3232, 5696)]