28371072004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{177679}}^1$

素因数の和:177904

約数の個数: 48

約数和(自身を含む): 57312460800

約数和(自身を除く): 28941388796

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 191, 209, 382, 418, 764, 836, 2101, 3629, 4202, 7258, 8404, 14516, 39919, 79838, 159676, 177679, 355358, 710716, 1954469, 3375901, 3908938, 6751802, 7817876, 13503604, 33936689, 37134911, 67873378, 74269822, 135746756, 148539644, 373303579, 644797091, 746607158, 1289594182, 1493214316, 2579188364, 7092768001, 14185536002, 28371072004]

約数ペア:

[(1, 28371072004), (2, 14185536002), (4, 7092768001), (11, 2579188364), (19, 1493214316), (22, 1289594182), (38, 746607158), (44, 644797091), (76, 373303579), (191, 148539644), (209, 135746756), (382, 74269822), (418, 67873378), (764, 37134911), (836, 33936689), (2101, 13503604), (3629, 7817876), (4202, 6751802), (7258, 3908938), (8404, 3375901), (14516, 1954469), (39919, 710716), (79838, 355358), (159676, 177679)]