20629908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2593}}^1$

素因数の和:2633

約数の個数: 72

約数和(自身を含む): 59485608

約数和(自身を除く): 38855700

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2593, 2652, 3978, 5186, 7779, 7956, 10372, 15558, 23337, 31116, 33709, 44081, 46674, 67418, 88162, 93348, 101127, 132243, 134836, 176324, 202254, 264486, 303381, 396729, 404508, 528972, 573053, 606762, 793458, 1146106, 1213524, 1586916, 1719159, 2292212, 3438318, 5157477, 6876636, 10314954, 20629908]

約数ペア:

[(1, 20629908), (2, 10314954), (3, 6876636), (4, 5157477), (6, 3438318), (9, 2292212), (12, 1719159), (13, 1586916), (17, 1213524), (18, 1146106), (26, 793458), (34, 606762), (36, 573053), (39, 528972), (51, 404508), (52, 396729), (68, 303381), (78, 264486), (102, 202254), (117, 176324), (153, 134836), (156, 132243), (204, 101127), (221, 93348), (234, 88162), (306, 67418), (442, 46674), (468, 44081), (612, 33709), (663, 31116), (884, 23337), (1326, 15558), (1989, 10372), (2593, 7956), (2652, 7779), (3978, 5186)]