18829218

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 38465280

約数和(自身を除く): 19636062

約数列:

[1, 2, 3, 6, 107, 139, 211, 214, 278, 321, 417, 422, 633, 642, 834, 1266, 14873, 22577, 29329, 29746, 44619, 45154, 58658, 67731, 87987, 89238, 135462, 175974, 3138203, 6276406, 9414609, 18829218]

約数ペア:

[(1, 18829218), (2, 9414609), (3, 6276406), (6, 3138203), (107, 175974), (139, 135462), (211, 89238), (214, 87987), (278, 67731), (321, 58658), (417, 45154), (422, 44619), (633, 29746), (642, 29329), (834, 22577), (1266, 14873)]