128493884

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{54539}}^1$

素因数の和:54593

約数の個数: 24

約数和(自身を含む): 244339200

約数和(自身を除く): 115845316

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 54539, 109078, 218156, 1036241, 1690709, 2072482, 3381418, 4144964, 6762836, 32123471, 64246942, 128493884]

約数ペア:

[(1, 128493884), (2, 64246942), (4, 32123471), (19, 6762836), (31, 4144964), (38, 3381418), (62, 2072482), (76, 1690709), (124, 1036241), (589, 218156), (1178, 109078), (2356, 54539)]