18653136

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:324

約数の個数: 80

約数和(自身を含む): 51455040

約数和(自身を除く): 32801904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 113, 114, 152, 181, 226, 228, 304, 339, 362, 452, 456, 543, 678, 724, 904, 912, 1086, 1356, 1448, 1808, 2147, 2172, 2712, 2896, 3439, 4294, 4344, 5424, 6441, 6878, 8588, 8688, 10317, 12882, 13756, 17176, 20453, 20634, 25764, 27512, 34352, 40906, 41268, 51528, 55024, 61359, 81812, 82536, 103056, 122718, 163624, 165072, 245436, 327248, 388607, 490872, 777214, 981744, 1165821, 1554428, 2331642, 3108856, 4663284, 6217712, 9326568, 18653136]

約数ペア:

[(1, 18653136), (2, 9326568), (3, 6217712), (4, 4663284), (6, 3108856), (8, 2331642), (12, 1554428), (16, 1165821), (19, 981744), (24, 777214), (38, 490872), (48, 388607), (57, 327248), (76, 245436), (113, 165072), (114, 163624), (152, 122718), (181, 103056), (226, 82536), (228, 81812), (304, 61359), (339, 55024), (362, 51528), (452, 41268), (456, 40906), (543, 34352), (678, 27512), (724, 25764), (904, 20634), (912, 20453), (1086, 17176), (1356, 13756), (1448, 12882), (1808, 10317), (2147, 8688), (2172, 8588), (2712, 6878), (2896, 6441), (3439, 5424), (4294, 4344)]