18534054

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{521}}^1$

素因数の和:562

約数の個数: 72

約数和(自身を含む): 47487384

約数和(自身を除く): 28953330

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 98, 121, 147, 154, 231, 242, 294, 363, 462, 521, 539, 726, 847, 1042, 1078, 1563, 1617, 1694, 2541, 3126, 3234, 3647, 5082, 5731, 5929, 7294, 10941, 11462, 11858, 17193, 17787, 21882, 25529, 34386, 35574, 40117, 51058, 63041, 76587, 80234, 120351, 126082, 153174, 189123, 240702, 280819, 378246, 441287, 561638, 842457, 882574, 1323861, 1684914, 2647722, 3089009, 6178018, 9267027, 18534054]

約数ペア:

[(1, 18534054), (2, 9267027), (3, 6178018), (6, 3089009), (7, 2647722), (11, 1684914), (14, 1323861), (21, 882574), (22, 842457), (33, 561638), (42, 441287), (49, 378246), (66, 280819), (77, 240702), (98, 189123), (121, 153174), (147, 126082), (154, 120351), (231, 80234), (242, 76587), (294, 63041), (363, 51058), (462, 40117), (521, 35574), (539, 34386), (726, 25529), (847, 21882), (1042, 17787), (1078, 17193), (1563, 11858), (1617, 11462), (1694, 10941), (2541, 7294), (3126, 5929), (3234, 5731), (3647, 5082)]