20557351008

素因数分解:

$2^5\times 3^2\times {\mathrm{89}}^1\times {\mathrm{802019}}^1$

素因数の和:802124

約数の個数: 72

約数和(自身を含む): 59116894200

約数和(自身を除く): 38559543192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 89, 96, 144, 178, 267, 288, 356, 534, 712, 801, 1068, 1424, 1602, 2136, 2848, 3204, 4272, 6408, 8544, 12816, 25632, 802019, 1604038, 2406057, 3208076, 4812114, 6416152, 7218171, 9624228, 12832304, 14436342, 19248456, 25664608, 28872684, 38496912, 57745368, 71379691, 76993824, 115490736, 142759382, 214139073, 230981472, 285518764, 428278146, 571037528, 642417219, 856556292, 1142075056, 1284834438, 1713112584, 2284150112, 2569668876, 3426225168, 5139337752, 6852450336, 10278675504, 20557351008]

約数ペア:

[(1, 20557351008), (2, 10278675504), (3, 6852450336), (4, 5139337752), (6, 3426225168), (8, 2569668876), (9, 2284150112), (12, 1713112584), (16, 1284834438), (18, 1142075056), (24, 856556292), (32, 642417219), (36, 571037528), (48, 428278146), (72, 285518764), (89, 230981472), (96, 214139073), (144, 142759382), (178, 115490736), (267, 76993824), (288, 71379691), (356, 57745368), (534, 38496912), (712, 28872684), (801, 25664608), (1068, 19248456), (1424, 14436342), (1602, 12832304), (2136, 9624228), (2848, 7218171), (3204, 6416152), (4272, 4812114), (6408, 3208076), (8544, 2406057), (12816, 1604038), (25632, 802019)]