20438262

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4597}}^1$

素因数の和:4637

約数の個数: 48

約数和(自身を含む): 50210160

約数和(自身を除く): 29771898

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4446, 4597, 9194, 13791, 27582, 41373, 59761, 82746, 87343, 119522, 174686, 179283, 262029, 358566, 524058, 537849, 786087, 1075698, 1135459, 1572174, 2270918, 3406377, 6812754, 10219131, 20438262]

約数ペア:

[(1, 20438262), (2, 10219131), (3, 6812754), (6, 3406377), (9, 2270918), (13, 1572174), (18, 1135459), (19, 1075698), (26, 786087), (38, 537849), (39, 524058), (57, 358566), (78, 262029), (114, 179283), (117, 174686), (171, 119522), (234, 87343), (247, 82746), (342, 59761), (494, 41373), (741, 27582), (1482, 13791), (2223, 9194), (4446, 4597)]