20217552

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{18313}}^1$

素因数の和:18347

約数の個数: 40

約数和(自身を含む): 54502464

約数和(自身を除く): 34284912

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 18313, 36626, 54939, 73252, 109878, 146504, 219756, 293008, 421199, 439512, 842398, 879024, 1263597, 1684796, 2527194, 3369592, 5054388, 6739184, 10108776, 20217552]

約数ペア:

[(1, 20217552), (2, 10108776), (3, 6739184), (4, 5054388), (6, 3369592), (8, 2527194), (12, 1684796), (16, 1263597), (23, 879024), (24, 842398), (46, 439512), (48, 421199), (69, 293008), (92, 219756), (138, 146504), (184, 109878), (276, 73252), (368, 54939), (552, 36626), (1104, 18313)]