19221708

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{653}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 49222656

約数和(自身を除く): 30000948

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 223, 446, 653, 669, 892, 1306, 1338, 1959, 2453, 2612, 2676, 3918, 4906, 7183, 7359, 7836, 9812, 14366, 14718, 21549, 28732, 29436, 43098, 86196, 145619, 291238, 436857, 582476, 873714, 1601809, 1747428, 3203618, 4805427, 6407236, 9610854, 19221708]

約数ペア:

[(1, 19221708), (2, 9610854), (3, 6407236), (4, 4805427), (6, 3203618), (11, 1747428), (12, 1601809), (22, 873714), (33, 582476), (44, 436857), (66, 291238), (132, 145619), (223, 86196), (446, 43098), (653, 29436), (669, 28732), (892, 21549), (1306, 14718), (1338, 14366), (1959, 9812), (2453, 7836), (2612, 7359), (2676, 7183), (3918, 4906)]