19799784

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{5851}}^1$

素因数の和:5910

約数の個数: 48

約数和(自身を含む): 54774720

約数和(自身を除く): 34974936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1692, 3384, 5851, 11702, 17553, 23404, 35106, 46808, 52659, 70212, 105318, 140424, 210636, 274997, 421272, 549994, 824991, 1099988, 1649982, 2199976, 2474973, 3299964, 4949946, 6599928, 9899892, 19799784]

約数ペア:

[(1, 19799784), (2, 9899892), (3, 6599928), (4, 4949946), (6, 3299964), (8, 2474973), (9, 2199976), (12, 1649982), (18, 1099988), (24, 824991), (36, 549994), (47, 421272), (72, 274997), (94, 210636), (141, 140424), (188, 105318), (282, 70212), (376, 52659), (423, 46808), (564, 35106), (846, 23404), (1128, 17553), (1692, 11702), (3384, 5851)]