20281569308

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{85853}}^1$

素因数の和:85947

約数の個数: 96

約数和(自身を含む): 48462865920

約数和(自身を除く): 28181296612

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 59, 77, 91, 118, 143, 154, 182, 236, 286, 308, 364, 413, 572, 649, 767, 826, 1001, 1298, 1534, 1652, 2002, 2596, 3068, 4004, 4543, 5369, 8437, 9086, 10738, 16874, 18172, 21476, 33748, 59059, 85853, 118118, 171706, 236236, 343412, 600971, 944383, 1116089, 1201942, 1888766, 2232178, 2403884, 3777532, 4464356, 5065327, 6610681, 7812623, 10130654, 12276979, 13221362, 15625246, 20261308, 24553958, 26442724, 31250492, 35457289, 49107916, 55718597, 65849251, 70914578, 85938853, 111437194, 131698502, 141829156, 171877706, 222874388, 263397004, 343755412, 390030179, 460944757, 724341761, 780060358, 921889514, 1448683522, 1560120716, 1843779028, 2897367044, 5070392327, 10140784654, 20281569308]

約数ペア:

[(1, 20281569308), (2, 10140784654), (4, 5070392327), (7, 2897367044), (11, 1843779028), (13, 1560120716), (14, 1448683522), (22, 921889514), (26, 780060358), (28, 724341761), (44, 460944757), (52, 390030179), (59, 343755412), (77, 263397004), (91, 222874388), (118, 171877706), (143, 141829156), (154, 131698502), (182, 111437194), (236, 85938853), (286, 70914578), (308, 65849251), (364, 55718597), (413, 49107916), (572, 35457289), (649, 31250492), (767, 26442724), (826, 24553958), (1001, 20261308), (1298, 15625246), (1534, 13221362), (1652, 12276979), (2002, 10130654), (2596, 7812623), (3068, 6610681), (4004, 5065327), (4543, 4464356), (5369, 3777532), (8437, 2403884), (9086, 2232178), (10738, 1888766), (16874, 1201942), (18172, 1116089), (21476, 944383), (33748, 600971), (59059, 343412), (85853, 236236), (118118, 171706)]