20204786

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 35890560

約数和(自身を除く): 15685774

約数列:

[1, 2, 7, 14, 59, 61, 118, 122, 401, 413, 427, 802, 826, 854, 2807, 3599, 5614, 7198, 23659, 24461, 25193, 47318, 48922, 50386, 165613, 171227, 331226, 342454, 1443199, 2886398, 10102393, 20204786]

約数ペア:

[(1, 20204786), (2, 10102393), (7, 2886398), (14, 1443199), (59, 342454), (61, 331226), (118, 171227), (122, 165613), (401, 50386), (413, 48922), (427, 47318), (802, 25193), (826, 24461), (854, 23659), (2807, 7198), (3599, 5614)]