19624256

素因数分解:

$2^6\times {\mathrm{17}}^2\times {\mathrm{1061}}^1$

素因数の和:1107

約数の個数: 42

約数和(自身を含む): 41406318

約数和(自身を除く): 21782062

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 289, 544, 578, 1061, 1088, 1156, 2122, 2312, 4244, 4624, 8488, 9248, 16976, 18037, 18496, 33952, 36074, 67904, 72148, 144296, 288592, 306629, 577184, 613258, 1154368, 1226516, 2453032, 4906064, 9812128, 19624256]

約数ペア:

[(1, 19624256), (2, 9812128), (4, 4906064), (8, 2453032), (16, 1226516), (17, 1154368), (32, 613258), (34, 577184), (64, 306629), (68, 288592), (136, 144296), (272, 72148), (289, 67904), (544, 36074), (578, 33952), (1061, 18496), (1088, 18037), (1156, 16976), (2122, 9248), (2312, 8488), (4244, 4624)]