218361908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2357}}^1$

素因数の和:2456

約数の個数: 48

約数和(自身を含む): 427835520

約数和(自身を除く): 209473612

約数列:

[1, 2, 4, 19, 23, 38, 46, 53, 76, 92, 106, 212, 437, 874, 1007, 1219, 1748, 2014, 2357, 2438, 4028, 4714, 4876, 9428, 23161, 44783, 46322, 54211, 89566, 92644, 108422, 124921, 179132, 216844, 249842, 499684, 1030009, 2060018, 2373499, 2873183, 4120036, 4746998, 5746366, 9493996, 11492732, 54590477, 109180954, 218361908]

約数ペア:

[(1, 218361908), (2, 109180954), (4, 54590477), (19, 11492732), (23, 9493996), (38, 5746366), (46, 4746998), (53, 4120036), (76, 2873183), (92, 2373499), (106, 2060018), (212, 1030009), (437, 499684), (874, 249842), (1007, 216844), (1219, 179132), (1748, 124921), (2014, 108422), (2357, 92644), (2438, 89566), (4028, 54211), (4714, 46322), (4876, 44783), (9428, 23161)]