16980377284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{50261}}^1$

素因数の和:50440

約数の個数: 48

約数和(自身を含む): 32805002160

約数和(自身を除く): 15824624876

約数列:

[1, 2, 4, 13, 26, 52, 73, 89, 146, 178, 292, 356, 949, 1157, 1898, 2314, 3796, 4628, 6497, 12994, 25988, 50261, 84461, 100522, 168922, 201044, 337844, 653393, 1306786, 2613572, 3669053, 4473229, 7338106, 8946458, 14676212, 17892916, 47697689, 58151977, 95395378, 116303954, 190790756, 232607908, 326545717, 653091434, 1306182868, 4245094321, 8490188642, 16980377284]

約数ペア:

[(1, 16980377284), (2, 8490188642), (4, 4245094321), (13, 1306182868), (26, 653091434), (52, 326545717), (73, 232607908), (89, 190790756), (146, 116303954), (178, 95395378), (292, 58151977), (356, 47697689), (949, 17892916), (1157, 14676212), (1898, 8946458), (2314, 7338106), (3796, 4473229), (4628, 3669053), (6497, 2613572), (12994, 1306786), (25988, 653393), (50261, 337844), (84461, 201044), (100522, 168922)]