18340112

素因数分解:

$2^4\times 7^2\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:328

約数の個数: 60

約数和(自身を含む): 41877900

約数和(自身を除く): 23537788

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 149, 157, 196, 298, 314, 392, 596, 628, 784, 1043, 1099, 1192, 1256, 2086, 2198, 2384, 2512, 4172, 4396, 7301, 7693, 8344, 8792, 14602, 15386, 16688, 17584, 23393, 29204, 30772, 46786, 58408, 61544, 93572, 116816, 123088, 163751, 187144, 327502, 374288, 655004, 1146257, 1310008, 2292514, 2620016, 4585028, 9170056, 18340112]

約数ペア:

[(1, 18340112), (2, 9170056), (4, 4585028), (7, 2620016), (8, 2292514), (14, 1310008), (16, 1146257), (28, 655004), (49, 374288), (56, 327502), (98, 187144), (112, 163751), (149, 123088), (157, 116816), (196, 93572), (298, 61544), (314, 58408), (392, 46786), (596, 30772), (628, 29204), (784, 23393), (1043, 17584), (1099, 16688), (1192, 15386), (1256, 14602), (2086, 8792), (2198, 8344), (2384, 7693), (2512, 7301), (4172, 4396)]