20591856

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{4931}}^1$

素因数の和:4974

約数の個数: 60

約数和(自身を含む): 59627880

約数和(自身を除く): 39036024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 144, 174, 232, 261, 348, 464, 522, 696, 1044, 1392, 2088, 4176, 4931, 9862, 14793, 19724, 29586, 39448, 44379, 59172, 78896, 88758, 118344, 142999, 177516, 236688, 285998, 355032, 428997, 571996, 710064, 857994, 1143992, 1286991, 1715988, 2287984, 2573982, 3431976, 5147964, 6863952, 10295928, 20591856]

約数ペア:

[(1, 20591856), (2, 10295928), (3, 6863952), (4, 5147964), (6, 3431976), (8, 2573982), (9, 2287984), (12, 1715988), (16, 1286991), (18, 1143992), (24, 857994), (29, 710064), (36, 571996), (48, 428997), (58, 355032), (72, 285998), (87, 236688), (116, 177516), (144, 142999), (174, 118344), (232, 88758), (261, 78896), (348, 59172), (464, 44379), (522, 39448), (696, 29586), (1044, 19724), (1392, 14793), (2088, 9862), (4176, 4931)]