19639923328

素因数分解:

$2^7\times {\mathrm{67}}^1\times {\mathrm{1021}}^1\times {\mathrm{2243}}^1$

素因数の和:3345

約数の個数: 64

約数和(自身を含む): 39767001120

約数和(自身を除く): 20127077792

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 268, 536, 1021, 1072, 2042, 2144, 2243, 4084, 4288, 4486, 8168, 8576, 8972, 16336, 17944, 32672, 35888, 65344, 68407, 71776, 130688, 136814, 143552, 150281, 273628, 287104, 300562, 547256, 601124, 1094512, 1202248, 2189024, 2290103, 2404496, 4378048, 4580206, 4808992, 8756096, 9160412, 9617984, 18320824, 19235968, 36641648, 73283296, 146566592, 153436901, 293133184, 306873802, 613747604, 1227495208, 2454990416, 4909980832, 9819961664, 19639923328]

約数ペア:

[(1, 19639923328), (2, 9819961664), (4, 4909980832), (8, 2454990416), (16, 1227495208), (32, 613747604), (64, 306873802), (67, 293133184), (128, 153436901), (134, 146566592), (268, 73283296), (536, 36641648), (1021, 19235968), (1072, 18320824), (2042, 9617984), (2144, 9160412), (2243, 8756096), (4084, 4808992), (4288, 4580206), (4486, 4378048), (8168, 2404496), (8576, 2290103), (8972, 2189024), (16336, 1202248), (17944, 1094512), (32672, 601124), (35888, 547256), (65344, 300562), (68407, 287104), (71776, 273628), (130688, 150281), (136814, 143552)]