209702012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{11171}}^1$

素因数の和:11226

約数の個数: 36

約数和(自身を含む): 417140136

約数和(自身を除く): 207438124

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 361, 494, 722, 988, 1444, 4693, 9386, 11171, 18772, 22342, 44684, 145223, 212249, 290446, 424498, 580892, 848996, 2759237, 4032731, 5518474, 8065462, 11036948, 16130924, 52425503, 104851006, 209702012]

約数ペア:

[(1, 209702012), (2, 104851006), (4, 52425503), (13, 16130924), (19, 11036948), (26, 8065462), (38, 5518474), (52, 4032731), (76, 2759237), (247, 848996), (361, 580892), (494, 424498), (722, 290446), (988, 212249), (1444, 145223), (4693, 44684), (9386, 22342), (11171, 18772)]