19775784

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2221}}^1$

素因数の和:2290

約数の個数: 64

約数和(自身を含む): 57594240

約数和(自身を除く): 37818456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 53, 56, 84, 106, 159, 168, 212, 318, 371, 424, 636, 742, 1113, 1272, 1484, 2221, 2226, 2968, 4442, 4452, 6663, 8884, 8904, 13326, 15547, 17768, 26652, 31094, 46641, 53304, 62188, 93282, 117713, 124376, 186564, 235426, 353139, 373128, 470852, 706278, 823991, 941704, 1412556, 1647982, 2471973, 2825112, 3295964, 4943946, 6591928, 9887892, 19775784]

約数ペア:

[(1, 19775784), (2, 9887892), (3, 6591928), (4, 4943946), (6, 3295964), (7, 2825112), (8, 2471973), (12, 1647982), (14, 1412556), (21, 941704), (24, 823991), (28, 706278), (42, 470852), (53, 373128), (56, 353139), (84, 235426), (106, 186564), (159, 124376), (168, 117713), (212, 93282), (318, 62188), (371, 53304), (424, 46641), (636, 31094), (742, 26652), (1113, 17768), (1272, 15547), (1484, 13326), (2221, 8904), (2226, 8884), (2968, 6663), (4442, 4452)]