18733592

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 39890880

約数和(自身を除く): 21157288

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 53, 68, 92, 106, 113, 136, 184, 212, 226, 391, 424, 452, 782, 901, 904, 1219, 1564, 1802, 1921, 2438, 2599, 3128, 3604, 3842, 4876, 5198, 5989, 7208, 7684, 9752, 10396, 11978, 15368, 20723, 20792, 23956, 41446, 44183, 47912, 82892, 88366, 101813, 137747, 165784, 176732, 203626, 275494, 353464, 407252, 550988, 814504, 1101976, 2341699, 4683398, 9366796, 18733592]

約数ペア:

[(1, 18733592), (2, 9366796), (4, 4683398), (8, 2341699), (17, 1101976), (23, 814504), (34, 550988), (46, 407252), (53, 353464), (68, 275494), (92, 203626), (106, 176732), (113, 165784), (136, 137747), (184, 101813), (212, 88366), (226, 82892), (391, 47912), (424, 44183), (452, 41446), (782, 23956), (901, 20792), (904, 20723), (1219, 15368), (1564, 11978), (1802, 10396), (1921, 9752), (2438, 7684), (2599, 7208), (3128, 5989), (3604, 5198), (3842, 4876)]