20545824

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 59016384

約数和(自身を除く): 38470560

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 101, 104, 156, 163, 202, 208, 303, 312, 326, 404, 416, 489, 606, 624, 652, 808, 978, 1212, 1248, 1304, 1313, 1616, 1956, 2119, 2424, 2608, 2626, 3232, 3912, 3939, 4238, 4848, 5216, 5252, 6357, 7824, 7878, 8476, 9696, 10504, 12714, 15648, 15756, 16463, 16952, 21008, 25428, 31512, 32926, 33904, 42016, 49389, 50856, 63024, 65852, 67808, 98778, 101712, 126048, 131704, 197556, 203424, 214019, 263408, 395112, 428038, 526816, 642057, 790224, 856076, 1284114, 1580448, 1712152, 2568228, 3424304, 5136456, 6848608, 10272912, 20545824]

約数ペア:

[(1, 20545824), (2, 10272912), (3, 6848608), (4, 5136456), (6, 3424304), (8, 2568228), (12, 1712152), (13, 1580448), (16, 1284114), (24, 856076), (26, 790224), (32, 642057), (39, 526816), (48, 428038), (52, 395112), (78, 263408), (96, 214019), (101, 203424), (104, 197556), (156, 131704), (163, 126048), (202, 101712), (208, 98778), (303, 67808), (312, 65852), (326, 63024), (404, 50856), (416, 49389), (489, 42016), (606, 33904), (624, 32926), (652, 31512), (808, 25428), (978, 21008), (1212, 16952), (1248, 16463), (1304, 15756), (1313, 15648), (1616, 12714), (1956, 10504), (2119, 9696), (2424, 8476), (2608, 7878), (2626, 7824), (3232, 6357), (3912, 5252), (3939, 5216), (4238, 4848)]