18460904

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1303}}^1$

素因数の和:1350

約数の個数: 64

約数和(自身を含む): 45066240

約数和(自身を除く): 26605336

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 154, 161, 184, 253, 308, 322, 506, 616, 644, 1012, 1288, 1303, 1771, 2024, 2606, 3542, 5212, 7084, 9121, 10424, 14168, 14333, 18242, 28666, 29969, 36484, 57332, 59938, 72968, 100331, 114664, 119876, 200662, 209783, 239752, 329659, 401324, 419566, 659318, 802648, 839132, 1318636, 1678264, 2307613, 2637272, 4615226, 9230452, 18460904]

約数ペア:

[(1, 18460904), (2, 9230452), (4, 4615226), (7, 2637272), (8, 2307613), (11, 1678264), (14, 1318636), (22, 839132), (23, 802648), (28, 659318), (44, 419566), (46, 401324), (56, 329659), (77, 239752), (88, 209783), (92, 200662), (154, 119876), (161, 114664), (184, 100331), (253, 72968), (308, 59938), (322, 57332), (506, 36484), (616, 29969), (644, 28666), (1012, 18242), (1288, 14333), (1303, 14168), (1771, 10424), (2024, 9121), (2606, 7084), (3542, 5212)]