19005706095

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{69991}}^1$

素因数の和:70463

約数の個数: 32

約数和(自身を含む): 31190674944

約数和(自身を除く): 12184968849

約数列:

[1, 3, 5, 15, 43, 129, 215, 421, 645, 1263, 2105, 6315, 18103, 54309, 69991, 90515, 209973, 271545, 349955, 1049865, 3009613, 9028839, 15048065, 29466211, 45144195, 88398633, 147331055, 441993165, 1267047073, 3801141219, 6335235365, 19005706095]

約数ペア:

[(1, 19005706095), (3, 6335235365), (5, 3801141219), (15, 1267047073), (43, 441993165), (129, 147331055), (215, 88398633), (421, 45144195), (645, 29466211), (1263, 15048065), (2105, 9028839), (6315, 3009613), (18103, 1049865), (54309, 349955), (69991, 271545), (90515, 209973)]