16765904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:579

約数の個数: 40

約数和(自身を含む): 34536480

約数和(自身を除く): 17770576

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 421, 524, 842, 1048, 1684, 2096, 2489, 3368, 4978, 6736, 7999, 9956, 15998, 19912, 31996, 39824, 55151, 63992, 110302, 127984, 220604, 441208, 882416, 1047869, 2095738, 4191476, 8382952, 16765904]

約数ペア:

[(1, 16765904), (2, 8382952), (4, 4191476), (8, 2095738), (16, 1047869), (19, 882416), (38, 441208), (76, 220604), (131, 127984), (152, 110302), (262, 63992), (304, 55151), (421, 39824), (524, 31996), (842, 19912), (1048, 15998), (1684, 9956), (2096, 7999), (2489, 6736), (3368, 4978)]