18648448

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1601}}^1$

素因数の和:1635

約数の個数: 64

約数和(自身を含む): 45753120

約数和(自身を除く): 27104672

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1601, 1664, 2912, 3202, 5824, 6404, 11207, 11648, 12808, 20813, 22414, 25616, 41626, 44828, 51232, 83252, 89656, 102464, 145691, 166504, 179312, 204928, 291382, 333008, 358624, 582764, 666016, 717248, 1165528, 1332032, 1434496, 2331056, 2664064, 4662112, 9324224, 18648448]

約数ペア:

[(1, 18648448), (2, 9324224), (4, 4662112), (7, 2664064), (8, 2331056), (13, 1434496), (14, 1332032), (16, 1165528), (26, 717248), (28, 666016), (32, 582764), (52, 358624), (56, 333008), (64, 291382), (91, 204928), (104, 179312), (112, 166504), (128, 145691), (182, 102464), (208, 89656), (224, 83252), (364, 51232), (416, 44828), (448, 41626), (728, 25616), (832, 22414), (896, 20813), (1456, 12808), (1601, 11648), (1664, 11207), (2912, 6404), (3202, 5824)]