194216984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{563}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 409328640

約数和(自身を除く): 215111656

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 107, 124, 214, 248, 403, 428, 563, 806, 856, 1126, 1391, 1612, 2252, 2782, 3224, 3317, 4504, 5564, 6634, 7319, 11128, 13268, 14638, 17453, 26536, 29276, 34906, 43121, 58552, 60241, 69812, 86242, 120482, 139624, 172484, 226889, 240964, 344968, 453778, 481928, 783133, 907556, 1566266, 1815112, 1867471, 3132532, 3734942, 6265064, 7469884, 14939768, 24277123, 48554246, 97108492, 194216984]

約数ペア:

[(1, 194216984), (2, 97108492), (4, 48554246), (8, 24277123), (13, 14939768), (26, 7469884), (31, 6265064), (52, 3734942), (62, 3132532), (104, 1867471), (107, 1815112), (124, 1566266), (214, 907556), (248, 783133), (403, 481928), (428, 453778), (563, 344968), (806, 240964), (856, 226889), (1126, 172484), (1391, 139624), (1612, 120482), (2252, 86242), (2782, 69812), (3224, 60241), (3317, 58552), (4504, 43121), (5564, 34906), (6634, 29276), (7319, 26536), (11128, 17453), (13268, 14638)]