19544072072

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{352883}}^1$

素因数の和:352962

約数の個数: 64

約数和(自身を含む): 44717460480

約数和(自身を除く): 25173388408

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 43, 46, 56, 86, 92, 161, 172, 184, 301, 322, 344, 602, 644, 989, 1204, 1288, 1978, 2408, 3956, 6923, 7912, 13846, 27692, 55384, 352883, 705766, 1411532, 2470181, 2823064, 4940362, 8116309, 9880724, 15173969, 16232618, 19761448, 30347938, 32465236, 56814163, 60695876, 64930472, 106217783, 113628326, 121391752, 212435566, 227256652, 349001287, 424871132, 454513304, 698002574, 849742264, 1396005148, 2443009009, 2792010296, 4886018018, 9772036036, 19544072072]

約数ペア:

[(1, 19544072072), (2, 9772036036), (4, 4886018018), (7, 2792010296), (8, 2443009009), (14, 1396005148), (23, 849742264), (28, 698002574), (43, 454513304), (46, 424871132), (56, 349001287), (86, 227256652), (92, 212435566), (161, 121391752), (172, 113628326), (184, 106217783), (301, 64930472), (322, 60695876), (344, 56814163), (602, 32465236), (644, 30347938), (989, 19761448), (1204, 16232618), (1288, 15173969), (1978, 9880724), (2408, 8116309), (3956, 4940362), (6923, 2823064), (7912, 2470181), (13846, 1411532), (27692, 705766), (55384, 352883)]