19789430

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{619}}^1$

素因数の和:788

約数の個数: 32

約数和(自身を含む): 37497600

約数和(自身を除く): 17708170

約数列:

[1, 2, 5, 10, 23, 46, 115, 139, 230, 278, 619, 695, 1238, 1390, 3095, 3197, 6190, 6394, 14237, 15985, 28474, 31970, 71185, 86041, 142370, 172082, 430205, 860410, 1978943, 3957886, 9894715, 19789430]

約数ペア:

[(1, 19789430), (2, 9894715), (5, 3957886), (10, 1978943), (23, 860410), (46, 430205), (115, 172082), (139, 142370), (230, 86041), (278, 71185), (619, 31970), (695, 28474), (1238, 15985), (1390, 14237), (3095, 6394), (3197, 6190)]