19216722

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{401}}^1$

素因数の和:583

約数の個数: 48

約数和(自身を含む): 45094752

約数和(自身を除く): 25878030

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 163, 294, 326, 401, 489, 802, 978, 1141, 1203, 2282, 2406, 2807, 3423, 5614, 6846, 7987, 8421, 15974, 16842, 19649, 23961, 39298, 47922, 58947, 65363, 117894, 130726, 196089, 392178, 457541, 915082, 1372623, 2745246, 3202787, 6405574, 9608361, 19216722]

約数ペア:

[(1, 19216722), (2, 9608361), (3, 6405574), (6, 3202787), (7, 2745246), (14, 1372623), (21, 915082), (42, 457541), (49, 392178), (98, 196089), (147, 130726), (163, 117894), (294, 65363), (326, 58947), (401, 47922), (489, 39298), (802, 23961), (978, 19649), (1141, 16842), (1203, 15974), (2282, 8421), (2406, 7987), (2807, 6846), (3423, 5614)]