20615472

素因数分解:

$2^4\times 3^4\times {\mathrm{15907}}^1$

素因数の和:15927

約数の個数: 50

約数和(自身を含む): 59670908

約数和(自身を除く): 39055436

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 15907, 31814, 47721, 63628, 95442, 127256, 143163, 190884, 254512, 286326, 381768, 429489, 572652, 763536, 858978, 1145304, 1288467, 1717956, 2290608, 2576934, 3435912, 5153868, 6871824, 10307736, 20615472]

約数ペア:

[(1, 20615472), (2, 10307736), (3, 6871824), (4, 5153868), (6, 3435912), (8, 2576934), (9, 2290608), (12, 1717956), (16, 1288467), (18, 1145304), (24, 858978), (27, 763536), (36, 572652), (48, 429489), (54, 381768), (72, 286326), (81, 254512), (108, 190884), (144, 143163), (162, 127256), (216, 95442), (324, 63628), (432, 47721), (648, 31814), (1296, 15907)]