18876486

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 38873088

約数和(自身を除く): 19996602

約数列:

[1, 2, 3, 6, 71, 73, 142, 146, 213, 219, 426, 438, 607, 1214, 1821, 3642, 5183, 10366, 15549, 31098, 43097, 44311, 86194, 88622, 129291, 132933, 258582, 265866, 3146081, 6292162, 9438243, 18876486]

約数ペア:

[(1, 18876486), (2, 9438243), (3, 6292162), (6, 3146081), (71, 265866), (73, 258582), (142, 132933), (146, 129291), (213, 88622), (219, 86194), (426, 44311), (438, 43097), (607, 31098), (1214, 15549), (1821, 10366), (3642, 5183)]