31189492712

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1481}}^1\times {\mathrm{19793}}^1$

素因数の和:21306

約数の個数: 64

約数和(自身を含む): 70403299200

約数和(自身を除く): 39213806488

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 1481, 2962, 5924, 10367, 11848, 19793, 20734, 28139, 39586, 41468, 56278, 79172, 82936, 112556, 138551, 158344, 196973, 225112, 277102, 376067, 393946, 554204, 752134, 787892, 1108408, 1504268, 1575784, 2632469, 3008536, 5264938, 10529876, 21059752, 29313433, 58626866, 117253732, 205194031, 234507464, 410388062, 556955227, 820776124, 1113910454, 1641552248, 2227820908, 3898686589, 4455641816, 7797373178, 15594746356, 31189492712]

約数ペア:

[(1, 31189492712), (2, 15594746356), (4, 7797373178), (7, 4455641816), (8, 3898686589), (14, 2227820908), (19, 1641552248), (28, 1113910454), (38, 820776124), (56, 556955227), (76, 410388062), (133, 234507464), (152, 205194031), (266, 117253732), (532, 58626866), (1064, 29313433), (1481, 21059752), (2962, 10529876), (5924, 5264938), (10367, 3008536), (11848, 2632469), (19793, 1575784), (20734, 1504268), (28139, 1108408), (39586, 787892), (41468, 752134), (56278, 554204), (79172, 393946), (82936, 376067), (112556, 277102), (138551, 225112), (158344, 196973)]