205017822

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{72547}}^1$

素因数の和:72712

約数の個数: 24

約数和(自身を含む): 447040776

約数和(自身を除く): 242022954

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 72547, 145094, 217641, 435282, 652923, 1305846, 11389879, 22779758, 34169637, 68339274, 102508911, 205017822]

約数ペア:

[(1, 205017822), (2, 102508911), (3, 68339274), (6, 34169637), (9, 22779758), (18, 11389879), (157, 1305846), (314, 652923), (471, 435282), (942, 217641), (1413, 145094), (2826, 72547)]