20305592

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 38949120

約数和(自身を除く): 18643528

約数列:

[1, 2, 4, 8, 97, 137, 191, 194, 274, 382, 388, 548, 764, 776, 1096, 1528, 13289, 18527, 26167, 26578, 37054, 52334, 53156, 74108, 104668, 106312, 148216, 209336, 2538199, 5076398, 10152796, 20305592]

約数ペア:

[(1, 20305592), (2, 10152796), (4, 5076398), (8, 2538199), (97, 209336), (137, 148216), (191, 106312), (194, 104668), (274, 74108), (382, 53156), (388, 52334), (548, 37054), (764, 26578), (776, 26167), (1096, 18527), (1528, 13289)]