198876838

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{719}}^1$

素因数の和:1020

約数の個数: 32

約数和(自身を含む): 326592000

約数和(自身を除く): 127715162

約数列:

[1, 2, 19, 29, 38, 58, 251, 502, 551, 719, 1102, 1438, 4769, 7279, 9538, 13661, 14558, 20851, 27322, 41702, 138301, 180469, 276602, 360938, 396169, 792338, 3428911, 5233601, 6857822, 10467202, 99438419, 198876838]

約数ペア:

[(1, 198876838), (2, 99438419), (19, 10467202), (29, 6857822), (38, 5233601), (58, 3428911), (251, 792338), (502, 396169), (551, 360938), (719, 276602), (1102, 180469), (1438, 138301), (4769, 41702), (7279, 27322), (9538, 20851), (13661, 14558)]