18683392

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:439

約数の個数: 80

約数和(自身を含む): 46059552

約数和(自身を除く): 27376160

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 401, 416, 448, 512, 728, 802, 832, 896, 1456, 1604, 1664, 1792, 2807, 2912, 3208, 3328, 3584, 5213, 5614, 5824, 6416, 6656, 10426, 11228, 11648, 12832, 20852, 22456, 23296, 25664, 36491, 41704, 44912, 46592, 51328, 72982, 83408, 89824, 102656, 145964, 166816, 179648, 205312, 291928, 333632, 359296, 583856, 667264, 718592, 1167712, 1334528, 1437184, 2335424, 2669056, 4670848, 9341696, 18683392]

約数ペア:

[(1, 18683392), (2, 9341696), (4, 4670848), (7, 2669056), (8, 2335424), (13, 1437184), (14, 1334528), (16, 1167712), (26, 718592), (28, 667264), (32, 583856), (52, 359296), (56, 333632), (64, 291928), (91, 205312), (104, 179648), (112, 166816), (128, 145964), (182, 102656), (208, 89824), (224, 83408), (256, 72982), (364, 51328), (401, 46592), (416, 44912), (448, 41704), (512, 36491), (728, 25664), (802, 23296), (832, 22456), (896, 20852), (1456, 12832), (1604, 11648), (1664, 11228), (1792, 10426), (2807, 6656), (2912, 6416), (3208, 5824), (3328, 5614), (3584, 5213)]