16955372

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 37825200

約数和(自身を除く): 20869828

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 49, 58, 76, 98, 116, 133, 157, 196, 203, 266, 314, 406, 532, 551, 628, 812, 931, 1099, 1102, 1421, 1862, 2198, 2204, 2842, 2983, 3724, 3857, 4396, 4553, 5684, 5966, 7693, 7714, 9106, 11932, 15386, 15428, 18212, 20881, 26999, 30772, 31871, 41762, 53998, 63742, 83524, 86507, 107996, 127484, 146167, 173014, 223097, 292334, 346028, 446194, 584668, 605549, 892388, 1211098, 2422196, 4238843, 8477686, 16955372]

約数ペア:

[(1, 16955372), (2, 8477686), (4, 4238843), (7, 2422196), (14, 1211098), (19, 892388), (28, 605549), (29, 584668), (38, 446194), (49, 346028), (58, 292334), (76, 223097), (98, 173014), (116, 146167), (133, 127484), (157, 107996), (196, 86507), (203, 83524), (266, 63742), (314, 53998), (406, 41762), (532, 31871), (551, 30772), (628, 26999), (812, 20881), (931, 18212), (1099, 15428), (1102, 15386), (1421, 11932), (1862, 9106), (2198, 7714), (2204, 7693), (2842, 5966), (2983, 5684), (3724, 4553), (3857, 4396)]