19389966

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:241

約数の個数: 48

約数和(自身を含む): 41806800

約数和(自身を除く): 22416834

約数列:

[1, 2, 3, 6, 23, 41, 46, 69, 82, 123, 138, 149, 246, 298, 447, 529, 894, 943, 1058, 1587, 1886, 2829, 3174, 3427, 5658, 6109, 6854, 10281, 12218, 18327, 20562, 21689, 36654, 43378, 65067, 78821, 130134, 140507, 157642, 236463, 281014, 421521, 472926, 843042, 3231661, 6463322, 9694983, 19389966]

約数ペア:

[(1, 19389966), (2, 9694983), (3, 6463322), (6, 3231661), (23, 843042), (41, 472926), (46, 421521), (69, 281014), (82, 236463), (123, 157642), (138, 140507), (149, 130134), (246, 78821), (298, 65067), (447, 43378), (529, 36654), (894, 21689), (943, 20562), (1058, 18327), (1587, 12218), (1886, 10281), (2829, 6854), (3174, 6109), (3427, 5658)]