19538596

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 44092160

約数和(自身を除く): 24553564

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 73, 77, 79, 121, 146, 154, 158, 242, 292, 308, 316, 484, 511, 553, 803, 847, 869, 1022, 1106, 1606, 1694, 1738, 2044, 2212, 3212, 3388, 3476, 5621, 5767, 6083, 8833, 9559, 11242, 11534, 12166, 17666, 19118, 22484, 23068, 24332, 35332, 38236, 40369, 61831, 63437, 66913, 80738, 123662, 126874, 133826, 161476, 247324, 253748, 267652, 444059, 697807, 888118, 1395614, 1776236, 2791228, 4884649, 9769298, 19538596]

約数ペア:

[(1, 19538596), (2, 9769298), (4, 4884649), (7, 2791228), (11, 1776236), (14, 1395614), (22, 888118), (28, 697807), (44, 444059), (73, 267652), (77, 253748), (79, 247324), (121, 161476), (146, 133826), (154, 126874), (158, 123662), (242, 80738), (292, 66913), (308, 63437), (316, 61831), (484, 40369), (511, 38236), (553, 35332), (803, 24332), (847, 23068), (869, 22484), (1022, 19118), (1106, 17666), (1606, 12166), (1694, 11534), (1738, 11242), (2044, 9559), (2212, 8833), (3212, 6083), (3388, 5767), (3476, 5621)]