38143976

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 78561900

約数和(自身を除く): 40417924

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 169, 178, 317, 338, 356, 634, 676, 712, 1157, 1268, 1352, 2314, 2536, 4121, 4628, 8242, 9256, 15041, 16484, 28213, 30082, 32968, 53573, 56426, 60164, 107146, 112852, 120328, 214292, 225704, 366769, 428584, 733538, 1467076, 2934152, 4767997, 9535994, 19071988, 38143976]

約数ペア:

[(1, 38143976), (2, 19071988), (4, 9535994), (8, 4767997), (13, 2934152), (26, 1467076), (52, 733538), (89, 428584), (104, 366769), (169, 225704), (178, 214292), (317, 120328), (338, 112852), (356, 107146), (634, 60164), (676, 56426), (712, 53573), (1157, 32968), (1268, 30082), (1352, 28213), (2314, 16484), (2536, 15041), (4121, 9256), (4628, 8242)]