38511902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^2$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 72675792

約数和(自身を除く): 34163890

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 89, 143, 178, 187, 221, 286, 374, 442, 979, 1157, 1513, 1958, 2314, 2431, 3026, 4862, 7921, 12727, 15842, 16643, 19669, 25454, 33286, 39338, 87131, 102973, 134657, 174262, 205946, 216359, 269314, 432718, 1132703, 1481227, 1750541, 2265406, 2962454, 3501082, 19255951, 38511902]

約数ペア:

[(1, 38511902), (2, 19255951), (11, 3501082), (13, 2962454), (17, 2265406), (22, 1750541), (26, 1481227), (34, 1132703), (89, 432718), (143, 269314), (178, 216359), (187, 205946), (221, 174262), (286, 134657), (374, 102973), (442, 87131), (979, 39338), (1157, 33286), (1513, 25454), (1958, 19669), (2314, 16643), (2431, 15842), (3026, 12727), (4862, 7921)]