19186812

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:427

約数の個数: 72

約数和(自身を含む): 52009776

約数和(自身を除く): 32822964

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 107, 153, 204, 214, 293, 306, 321, 428, 586, 612, 642, 879, 963, 1172, 1284, 1758, 1819, 1926, 2637, 3516, 3638, 3852, 4981, 5274, 5457, 7276, 9962, 10548, 10914, 14943, 16371, 19924, 21828, 29886, 31351, 32742, 44829, 59772, 62702, 65484, 89658, 94053, 125404, 179316, 188106, 282159, 376212, 532967, 564318, 1065934, 1128636, 1598901, 2131868, 3197802, 4796703, 6395604, 9593406, 19186812]

約数ペア:

[(1, 19186812), (2, 9593406), (3, 6395604), (4, 4796703), (6, 3197802), (9, 2131868), (12, 1598901), (17, 1128636), (18, 1065934), (34, 564318), (36, 532967), (51, 376212), (68, 282159), (102, 188106), (107, 179316), (153, 125404), (204, 94053), (214, 89658), (293, 65484), (306, 62702), (321, 59772), (428, 44829), (586, 32742), (612, 31351), (642, 29886), (879, 21828), (963, 19924), (1172, 16371), (1284, 14943), (1758, 10914), (1819, 10548), (1926, 9962), (2637, 7276), (3516, 5457), (3638, 5274), (3852, 4981)]