19307002

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:92

約数の個数: 72

約数和(自身を含む): 38308788

約数和(自身を除く): 19001786

約数列:

[1, 2, 11, 13, 17, 19, 22, 26, 34, 38, 121, 143, 187, 209, 221, 242, 247, 286, 323, 361, 374, 418, 442, 494, 646, 722, 1573, 2057, 2299, 2431, 2717, 3146, 3553, 3971, 4114, 4199, 4598, 4693, 4862, 5434, 6137, 7106, 7942, 8398, 9386, 12274, 26741, 29887, 39083, 43681, 46189, 51623, 53482, 59774, 67507, 78166, 79781, 87362, 92378, 103246, 135014, 159562, 508079, 567853, 742577, 877591, 1016158, 1135706, 1485154, 1755182, 9653501, 19307002]

約数ペア:

[(1, 19307002), (2, 9653501), (11, 1755182), (13, 1485154), (17, 1135706), (19, 1016158), (22, 877591), (26, 742577), (34, 567853), (38, 508079), (121, 159562), (143, 135014), (187, 103246), (209, 92378), (221, 87362), (242, 79781), (247, 78166), (286, 67507), (323, 59774), (361, 53482), (374, 51623), (418, 46189), (442, 43681), (494, 39083), (646, 29887), (722, 26741), (1573, 12274), (2057, 9386), (2299, 8398), (2431, 7942), (2717, 7106), (3146, 6137), (3553, 5434), (3971, 4862), (4114, 4693), (4199, 4598)]