16505984

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:661

約数の個数: 64

約数和(自身を含む): 37821600

約数和(自身を除く): 21315616

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 128, 152, 176, 209, 304, 352, 418, 608, 617, 704, 836, 1216, 1234, 1408, 1672, 2432, 2468, 3344, 4936, 6688, 6787, 9872, 11723, 13376, 13574, 19744, 23446, 26752, 27148, 39488, 46892, 54296, 78976, 93784, 108592, 128953, 187568, 217184, 257906, 375136, 434368, 515812, 750272, 868736, 1031624, 1500544, 2063248, 4126496, 8252992, 16505984]

約数ペア:

[(1, 16505984), (2, 8252992), (4, 4126496), (8, 2063248), (11, 1500544), (16, 1031624), (19, 868736), (22, 750272), (32, 515812), (38, 434368), (44, 375136), (64, 257906), (76, 217184), (88, 187568), (128, 128953), (152, 108592), (176, 93784), (209, 78976), (304, 54296), (352, 46892), (418, 39488), (608, 27148), (617, 26752), (704, 23446), (836, 19744), (1216, 13574), (1234, 13376), (1408, 11723), (1672, 9872), (2432, 6787), (2468, 6688), (3344, 4936)]