20922762

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 50964480

約数和(自身を除く): 30041718

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 157, 167, 266, 314, 334, 399, 471, 501, 798, 942, 1002, 1099, 1169, 2198, 2338, 2983, 3173, 3297, 3507, 5966, 6346, 6594, 7014, 8949, 9519, 17898, 19038, 20881, 22211, 26219, 41762, 44422, 52438, 62643, 66633, 78657, 125286, 133266, 157314, 183533, 367066, 498161, 550599, 996322, 1101198, 1494483, 2988966, 3487127, 6974254, 10461381, 20922762]

約数ペア:

[(1, 20922762), (2, 10461381), (3, 6974254), (6, 3487127), (7, 2988966), (14, 1494483), (19, 1101198), (21, 996322), (38, 550599), (42, 498161), (57, 367066), (114, 183533), (133, 157314), (157, 133266), (167, 125286), (266, 78657), (314, 66633), (334, 62643), (399, 52438), (471, 44422), (501, 41762), (798, 26219), (942, 22211), (1002, 20881), (1099, 19038), (1169, 17898), (2198, 9519), (2338, 8949), (2983, 7014), (3173, 6594), (3297, 6346), (3507, 5966)]