16780496

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:252

約数の個数: 60

約数和(自身を含む): 36545280

約数和(自身を除く): 19764784

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 191, 272, 289, 304, 323, 382, 578, 646, 764, 1156, 1292, 1528, 2312, 2584, 3056, 3247, 3629, 4624, 5168, 5491, 6494, 7258, 10982, 12988, 14516, 21964, 25976, 29032, 43928, 51952, 55199, 58064, 61693, 87856, 110398, 123386, 220796, 246772, 441592, 493544, 883184, 987088, 1048781, 2097562, 4195124, 8390248, 16780496]

約数ペア:

[(1, 16780496), (2, 8390248), (4, 4195124), (8, 2097562), (16, 1048781), (17, 987088), (19, 883184), (34, 493544), (38, 441592), (68, 246772), (76, 220796), (136, 123386), (152, 110398), (191, 87856), (272, 61693), (289, 58064), (304, 55199), (323, 51952), (382, 43928), (578, 29032), (646, 25976), (764, 21964), (1156, 14516), (1292, 12988), (1528, 10982), (2312, 7258), (2584, 6494), (3056, 5491), (3247, 5168), (3629, 4624)]