20787234

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4517}}^1$

素因数の和:4594

約数の個数: 32

約数和(自身を含む): 45541440

約数和(自身を除く): 24754206

約数列:

[1, 2, 3, 6, 13, 26, 39, 59, 78, 118, 177, 354, 767, 1534, 2301, 4517, 4602, 9034, 13551, 27102, 58721, 117442, 176163, 266503, 352326, 533006, 799509, 1599018, 3464539, 6929078, 10393617, 20787234]

約数ペア:

[(1, 20787234), (2, 10393617), (3, 6929078), (6, 3464539), (13, 1599018), (26, 799509), (39, 533006), (59, 352326), (78, 266503), (118, 176163), (177, 117442), (354, 58721), (767, 27102), (1534, 13551), (2301, 9034), (4517, 4602)]