19425273

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 30965760

約数和(自身を除く): 11540487

約数列:

[1, 3, 7, 21, 29, 87, 167, 191, 203, 501, 573, 609, 1169, 1337, 3507, 4011, 4843, 5539, 14529, 16617, 31897, 33901, 38773, 95691, 101703, 116319, 223279, 669837, 925013, 2775039, 6475091, 19425273]

約数ペア:

[(1, 19425273), (3, 6475091), (7, 2775039), (21, 925013), (29, 669837), (87, 223279), (167, 116319), (191, 101703), (203, 95691), (501, 38773), (573, 33901), (609, 31897), (1169, 16617), (1337, 14529), (3507, 5539), (4011, 4843)]