18900768

素因数分解:

$2^5\times 3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:190

約数の個数: 96

約数和(自身を含む): 52254720

約数和(自身を除く): 33353952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 59, 71, 94, 96, 118, 141, 142, 177, 188, 213, 236, 282, 284, 354, 376, 426, 472, 564, 568, 708, 752, 852, 944, 1128, 1136, 1416, 1504, 1704, 1888, 2256, 2272, 2773, 2832, 3337, 3408, 4189, 4512, 5546, 5664, 6674, 6816, 8319, 8378, 10011, 11092, 12567, 13348, 16638, 16756, 20022, 22184, 25134, 26696, 33276, 33512, 40044, 44368, 50268, 53392, 66552, 67024, 80088, 88736, 100536, 106784, 133104, 134048, 160176, 196883, 201072, 266208, 320352, 393766, 402144, 590649, 787532, 1181298, 1575064, 2362596, 3150128, 4725192, 6300256, 9450384, 18900768]

約数ペア:

[(1, 18900768), (2, 9450384), (3, 6300256), (4, 4725192), (6, 3150128), (8, 2362596), (12, 1575064), (16, 1181298), (24, 787532), (32, 590649), (47, 402144), (48, 393766), (59, 320352), (71, 266208), (94, 201072), (96, 196883), (118, 160176), (141, 134048), (142, 133104), (177, 106784), (188, 100536), (213, 88736), (236, 80088), (282, 67024), (284, 66552), (354, 53392), (376, 50268), (426, 44368), (472, 40044), (564, 33512), (568, 33276), (708, 26696), (752, 25134), (852, 22184), (944, 20022), (1128, 16756), (1136, 16638), (1416, 13348), (1504, 12567), (1704, 11092), (1888, 10011), (2256, 8378), (2272, 8319), (2773, 6816), (2832, 6674), (3337, 5664), (3408, 5546), (4189, 4512)]