28640714

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{593}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 19259446

約数列:

[1, 2, 19, 31, 38, 41, 62, 82, 589, 593, 779, 1178, 1186, 1271, 1558, 2542, 11267, 18383, 22534, 24149, 24313, 36766, 48298, 48626, 349277, 461947, 698554, 753703, 923894, 1507406, 14320357, 28640714]

約数ペア:

[(1, 28640714), (2, 14320357), (19, 1507406), (31, 923894), (38, 753703), (41, 698554), (62, 461947), (82, 349277), (589, 48626), (593, 48298), (779, 36766), (1178, 24313), (1186, 24149), (1271, 22534), (1558, 18383), (2542, 11267)]