20816064

素因数分解:

$2^6\times 3^2\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:598

約数の個数: 84

約数和(自身を含む): 60624720

約数和(自身を除く): 39808656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 71, 72, 96, 142, 144, 192, 213, 284, 288, 426, 509, 568, 576, 639, 852, 1018, 1136, 1278, 1527, 1704, 2036, 2272, 2556, 3054, 3408, 4072, 4544, 4581, 5112, 6108, 6816, 8144, 9162, 10224, 12216, 13632, 16288, 18324, 20448, 24432, 32576, 36139, 36648, 40896, 48864, 72278, 73296, 97728, 108417, 144556, 146592, 216834, 289112, 293184, 325251, 433668, 578224, 650502, 867336, 1156448, 1301004, 1734672, 2312896, 2602008, 3469344, 5204016, 6938688, 10408032, 20816064]

約数ペア:

[(1, 20816064), (2, 10408032), (3, 6938688), (4, 5204016), (6, 3469344), (8, 2602008), (9, 2312896), (12, 1734672), (16, 1301004), (18, 1156448), (24, 867336), (32, 650502), (36, 578224), (48, 433668), (64, 325251), (71, 293184), (72, 289112), (96, 216834), (142, 146592), (144, 144556), (192, 108417), (213, 97728), (284, 73296), (288, 72278), (426, 48864), (509, 40896), (568, 36648), (576, 36139), (639, 32576), (852, 24432), (1018, 20448), (1136, 18324), (1278, 16288), (1527, 13632), (1704, 12216), (2036, 10224), (2272, 9162), (2556, 8144), (3054, 6816), (3408, 6108), (4072, 5112), (4544, 4581)]