16981424

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:333

約数の個数: 40

約数和(自身を含む): 33950208

約数和(自身を除く): 16968784

約数列:

[1, 2, 4, 8, 16, 61, 122, 127, 137, 244, 254, 274, 488, 508, 548, 976, 1016, 1096, 2032, 2192, 7747, 8357, 15494, 16714, 17399, 30988, 33428, 34798, 61976, 66856, 69596, 123952, 133712, 139192, 278384, 1061339, 2122678, 4245356, 8490712, 16981424]

約数ペア:

[(1, 16981424), (2, 8490712), (4, 4245356), (8, 2122678), (16, 1061339), (61, 278384), (122, 139192), (127, 133712), (137, 123952), (244, 69596), (254, 66856), (274, 61976), (488, 34798), (508, 33428), (548, 30988), (976, 17399), (1016, 16714), (1096, 15494), (2032, 8357), (2192, 7747)]