31870828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{569}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 65116800

約数和(自身を除く): 33245972

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 67, 76, 134, 209, 268, 418, 569, 737, 836, 1138, 1273, 1474, 2276, 2546, 2948, 5092, 6259, 10811, 12518, 14003, 21622, 25036, 28006, 38123, 43244, 56012, 76246, 118921, 152492, 237842, 419353, 475684, 724337, 838706, 1448674, 1677412, 2897348, 7967707, 15935414, 31870828]

約数ペア:

[(1, 31870828), (2, 15935414), (4, 7967707), (11, 2897348), (19, 1677412), (22, 1448674), (38, 838706), (44, 724337), (67, 475684), (76, 419353), (134, 237842), (209, 152492), (268, 118921), (418, 76246), (569, 56012), (737, 43244), (836, 38123), (1138, 28006), (1273, 25036), (1474, 21622), (2276, 14003), (2546, 12518), (2948, 10811), (5092, 6259)]