20409718152

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{75679}}^1$

素因数の和:76366

約数の個数: 64

約数和(自身を含む): 54108172800

約数和(自身を除く): 33698454648

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 661, 1322, 1983, 2644, 3966, 5288, 7932, 11237, 15864, 22474, 33711, 44948, 67422, 75679, 89896, 134844, 151358, 227037, 269688, 302716, 454074, 605432, 908148, 1286543, 1816296, 2573086, 3859629, 5146172, 7719258, 10292344, 15438516, 30877032, 50023819, 100047638, 150071457, 200095276, 300142914, 400190552, 600285828, 850404923, 1200571656, 1700809846, 2551214769, 3401619692, 5102429538, 6803239384, 10204859076, 20409718152]

約数ペア:

[(1, 20409718152), (2, 10204859076), (3, 6803239384), (4, 5102429538), (6, 3401619692), (8, 2551214769), (12, 1700809846), (17, 1200571656), (24, 850404923), (34, 600285828), (51, 400190552), (68, 300142914), (102, 200095276), (136, 150071457), (204, 100047638), (408, 50023819), (661, 30877032), (1322, 15438516), (1983, 10292344), (2644, 7719258), (3966, 5146172), (5288, 3859629), (7932, 2573086), (11237, 1816296), (15864, 1286543), (22474, 908148), (33711, 605432), (44948, 454074), (67422, 302716), (75679, 269688), (89896, 227037), (134844, 151358)]