20163448048

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{26449}}^1$

素因数の和:26570

約数の個数: 80

約数和(自身を含む): 42506208000

約数和(自身を除く): 22342759952

約数列:

[1, 2, 4, 8, 16, 29, 31, 53, 58, 62, 106, 116, 124, 212, 232, 248, 424, 464, 496, 848, 899, 1537, 1643, 1798, 3074, 3286, 3596, 6148, 6572, 7192, 12296, 13144, 14384, 24592, 26288, 26449, 47647, 52898, 95294, 105796, 190588, 211592, 381176, 423184, 762352, 767021, 819919, 1401797, 1534042, 1639838, 2803594, 3068084, 3279676, 5607188, 6136168, 6559352, 11214376, 12272336, 13118704, 22428752, 23777651, 40652113, 43455707, 47555302, 81304226, 86911414, 95110604, 162608452, 173822828, 190221208, 325216904, 347645656, 380442416, 650433808, 695291312, 1260215503, 2520431006, 5040862012, 10081724024, 20163448048]

約数ペア:

[(1, 20163448048), (2, 10081724024), (4, 5040862012), (8, 2520431006), (16, 1260215503), (29, 695291312), (31, 650433808), (53, 380442416), (58, 347645656), (62, 325216904), (106, 190221208), (116, 173822828), (124, 162608452), (212, 95110604), (232, 86911414), (248, 81304226), (424, 47555302), (464, 43455707), (496, 40652113), (848, 23777651), (899, 22428752), (1537, 13118704), (1643, 12272336), (1798, 11214376), (3074, 6559352), (3286, 6136168), (3596, 5607188), (6148, 3279676), (6572, 3068084), (7192, 2803594), (12296, 1639838), (13144, 1534042), (14384, 1401797), (24592, 819919), (26288, 767021), (26449, 762352), (47647, 423184), (52898, 381176), (95294, 211592), (105796, 190588)]