20178708

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2591}}^1$

素因数の和:2668

約数の個数: 48

約数和(自身を含む): 52254720

約数和(自身を除く): 32076012

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 59, 66, 118, 132, 177, 236, 354, 649, 708, 1298, 1947, 2591, 2596, 3894, 5182, 7773, 7788, 10364, 15546, 28501, 31092, 57002, 85503, 114004, 152869, 171006, 305738, 342012, 458607, 611476, 917214, 1681559, 1834428, 3363118, 5044677, 6726236, 10089354, 20178708]

約数ペア:

[(1, 20178708), (2, 10089354), (3, 6726236), (4, 5044677), (6, 3363118), (11, 1834428), (12, 1681559), (22, 917214), (33, 611476), (44, 458607), (59, 342012), (66, 305738), (118, 171006), (132, 152869), (177, 114004), (236, 85503), (354, 57002), (649, 31092), (708, 28501), (1298, 15546), (1947, 10364), (2591, 7788), (2596, 7773), (3894, 5182)]