1318776872

素因数分解:

$2^3\times 7^1\times {\mathrm{1163}}^1\times {\mathrm{20249}}^1$

素因数の和:21425

約数の個数: 32

約数和(自身を含む): 2828520000

約数和(自身を除く): 1509743128

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1163, 2326, 4652, 8141, 9304, 16282, 20249, 32564, 40498, 65128, 80996, 141743, 161992, 283486, 566972, 1133944, 23549587, 47099174, 94198348, 164847109, 188396696, 329694218, 659388436, 1318776872]

約数ペア:

[(1, 1318776872), (2, 659388436), (4, 329694218), (7, 188396696), (8, 164847109), (14, 94198348), (28, 47099174), (56, 23549587), (1163, 1133944), (2326, 566972), (4652, 283486), (8141, 161992), (9304, 141743), (16282, 80996), (20249, 65128), (32564, 40498)]