19151392

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2423}}^1$

素因数の和:2465

約数の個数: 48

約数和(自身を含む): 42759360

約数和(自身を除く): 23607968

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 2423, 3952, 4846, 7904, 9692, 19384, 31499, 38768, 46037, 62998, 77536, 92074, 125996, 184148, 251992, 368296, 503984, 598481, 736592, 1007968, 1196962, 1473184, 2393924, 4787848, 9575696, 19151392]

約数ペア:

[(1, 19151392), (2, 9575696), (4, 4787848), (8, 2393924), (13, 1473184), (16, 1196962), (19, 1007968), (26, 736592), (32, 598481), (38, 503984), (52, 368296), (76, 251992), (104, 184148), (152, 125996), (208, 92074), (247, 77536), (304, 62998), (416, 46037), (494, 38768), (608, 31499), (988, 19384), (1976, 9692), (2423, 7904), (3952, 4846)]