200020144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{28607}}^1$

素因数の和:28657

約数の個数: 40

約数和(自身を含む): 425687040

約数和(自身を除く): 225666896

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3496, 6992, 28607, 57214, 114428, 228856, 457712, 543533, 657961, 1087066, 1315922, 2174132, 2631844, 4348264, 5263688, 8696528, 10527376, 12501259, 25002518, 50005036, 100010072, 200020144]

約数ペア:

[(1, 200020144), (2, 100010072), (4, 50005036), (8, 25002518), (16, 12501259), (19, 10527376), (23, 8696528), (38, 5263688), (46, 4348264), (76, 2631844), (92, 2174132), (152, 1315922), (184, 1087066), (304, 657961), (368, 543533), (437, 457712), (874, 228856), (1748, 114428), (3496, 57214), (6992, 28607)]