19997028

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{24151}}^1$

素因数の和:24184

約数の個数: 36

約数和(自身を含む): 52747968

約数和(自身を除く): 32750940

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 24151, 48302, 72453, 96604, 144906, 217359, 289812, 434718, 555473, 869436, 1110946, 1666419, 2221892, 3332838, 4999257, 6665676, 9998514, 19997028]

約数ペア:

[(1, 19997028), (2, 9998514), (3, 6665676), (4, 4999257), (6, 3332838), (9, 2221892), (12, 1666419), (18, 1110946), (23, 869436), (36, 555473), (46, 434718), (69, 289812), (92, 217359), (138, 144906), (207, 96604), (276, 72453), (414, 48302), (828, 24151)]