20163371864

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{355139}}^1$

素因数の和:355343

約数の個数: 32

約数和(自身を含む): 38866521600

約数和(自身を除く): 18703149736

約数列:

[1, 2, 4, 8, 47, 94, 151, 188, 302, 376, 604, 1208, 7097, 14194, 28388, 56776, 355139, 710278, 1420556, 2841112, 16691533, 33383066, 53625989, 66766132, 107251978, 133532264, 214503956, 429007912, 2520421483, 5040842966, 10081685932, 20163371864]

約数ペア:

[(1, 20163371864), (2, 10081685932), (4, 5040842966), (8, 2520421483), (47, 429007912), (94, 214503956), (151, 133532264), (188, 107251978), (302, 66766132), (376, 53625989), (604, 33383066), (1208, 16691533), (7097, 2841112), (14194, 1420556), (28388, 710278), (56776, 355139)]