20193744

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:292

約数の個数: 80

約数和(自身を含む): 54907200

約数和(自身を除く): 34713456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 89, 116, 163, 174, 178, 232, 267, 326, 348, 356, 464, 489, 534, 652, 696, 712, 978, 1068, 1304, 1392, 1424, 1956, 2136, 2581, 2608, 3912, 4272, 4727, 5162, 7743, 7824, 9454, 10324, 14181, 14507, 15486, 18908, 20648, 28362, 29014, 30972, 37816, 41296, 43521, 56724, 58028, 61944, 75632, 87042, 113448, 116056, 123888, 174084, 226896, 232112, 348168, 420703, 696336, 841406, 1262109, 1682812, 2524218, 3365624, 5048436, 6731248, 10096872, 20193744]

約数ペア:

[(1, 20193744), (2, 10096872), (3, 6731248), (4, 5048436), (6, 3365624), (8, 2524218), (12, 1682812), (16, 1262109), (24, 841406), (29, 696336), (48, 420703), (58, 348168), (87, 232112), (89, 226896), (116, 174084), (163, 123888), (174, 116056), (178, 113448), (232, 87042), (267, 75632), (326, 61944), (348, 58028), (356, 56724), (464, 43521), (489, 41296), (534, 37816), (652, 30972), (696, 29014), (712, 28362), (978, 20648), (1068, 18908), (1304, 15486), (1392, 14507), (1424, 14181), (1956, 10324), (2136, 9454), (2581, 7824), (2608, 7743), (3912, 5162), (4272, 4727)]