31731248

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2713}}^1$

素因数の和:2781

約数の個数: 40

約数和(自身を含む): 66634128

約数和(自身を除く): 34902880

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 136, 172, 272, 344, 688, 731, 1462, 2713, 2924, 5426, 5848, 10852, 11696, 21704, 43408, 46121, 92242, 116659, 184484, 233318, 368968, 466636, 737936, 933272, 1866544, 1983203, 3966406, 7932812, 15865624, 31731248]

約数ペア:

[(1, 31731248), (2, 15865624), (4, 7932812), (8, 3966406), (16, 1983203), (17, 1866544), (34, 933272), (43, 737936), (68, 466636), (86, 368968), (136, 233318), (172, 184484), (272, 116659), (344, 92242), (688, 46121), (731, 43408), (1462, 21704), (2713, 11696), (2924, 10852), (5426, 5848)]