18456928

素因数分解:

$2^5\times 7^2\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:252

約数の個数: 72

約数和(自身を含む): 43092000

約数和(自身を除く): 24635072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 79, 98, 112, 149, 158, 196, 224, 298, 316, 392, 553, 596, 632, 784, 1043, 1106, 1192, 1264, 1568, 2086, 2212, 2384, 2528, 3871, 4172, 4424, 4768, 7301, 7742, 8344, 8848, 11771, 14602, 15484, 16688, 17696, 23542, 29204, 30968, 33376, 47084, 58408, 61936, 82397, 94168, 116816, 123872, 164794, 188336, 233632, 329588, 376672, 576779, 659176, 1153558, 1318352, 2307116, 2636704, 4614232, 9228464, 18456928]

約数ペア:

[(1, 18456928), (2, 9228464), (4, 4614232), (7, 2636704), (8, 2307116), (14, 1318352), (16, 1153558), (28, 659176), (32, 576779), (49, 376672), (56, 329588), (79, 233632), (98, 188336), (112, 164794), (149, 123872), (158, 116816), (196, 94168), (224, 82397), (298, 61936), (316, 58408), (392, 47084), (553, 33376), (596, 30968), (632, 29204), (784, 23542), (1043, 17696), (1106, 16688), (1192, 15484), (1264, 14602), (1568, 11771), (2086, 8848), (2212, 8344), (2384, 7742), (2528, 7301), (3871, 4768), (4172, 4424)]