20163834152

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1\times {\mathrm{491}}^1$

素因数の和:1087

約数の個数: 128

約数和(自身を含む): 47638195200

約数和(自身を除く): 27474361048

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 163, 308, 326, 409, 491, 616, 652, 818, 982, 1141, 1304, 1636, 1793, 1964, 2282, 2863, 3272, 3437, 3586, 3928, 4499, 4564, 5401, 5726, 6874, 7172, 8998, 9128, 10802, 11452, 12551, 13748, 14344, 17996, 21604, 22904, 25102, 27496, 31493, 35992, 37807, 43208, 50204, 62986, 66667, 75614, 80033, 100408, 125972, 133334, 151228, 160066, 200819, 251944, 266668, 302456, 320132, 401638, 466669, 533336, 560231, 640264, 733337, 803276, 880363, 933338, 1120462, 1405733, 1466674, 1606552, 1760726, 1866676, 2209009, 2240924, 2811466, 2933348, 3521452, 3733352, 4418018, 4481848, 5133359, 5622932, 5866696, 6162541, 7042904, 8836036, 10266718, 11245864, 12325082, 15463063, 17672072, 20533436, 24650164, 30926126, 32733497, 41066872, 49300328, 61852252, 65466994, 123704504, 130933988, 229134479, 261867976, 360068467, 458268958, 720136934, 916537916, 1440273868, 1833075832, 2520479269, 2880547736, 5040958538, 10081917076, 20163834152]

約数ペア:

[(1, 20163834152), (2, 10081917076), (4, 5040958538), (7, 2880547736), (8, 2520479269), (11, 1833075832), (14, 1440273868), (22, 916537916), (28, 720136934), (44, 458268958), (56, 360068467), (77, 261867976), (88, 229134479), (154, 130933988), (163, 123704504), (308, 65466994), (326, 61852252), (409, 49300328), (491, 41066872), (616, 32733497), (652, 30926126), (818, 24650164), (982, 20533436), (1141, 17672072), (1304, 15463063), (1636, 12325082), (1793, 11245864), (1964, 10266718), (2282, 8836036), (2863, 7042904), (3272, 6162541), (3437, 5866696), (3586, 5622932), (3928, 5133359), (4499, 4481848), (4564, 4418018), (5401, 3733352), (5726, 3521452), (6874, 2933348), (7172, 2811466), (8998, 2240924), (9128, 2209009), (10802, 1866676), (11452, 1760726), (12551, 1606552), (13748, 1466674), (14344, 1405733), (17996, 1120462), (21604, 933338), (22904, 880363), (25102, 803276), (27496, 733337), (31493, 640264), (35992, 560231), (37807, 533336), (43208, 466669), (50204, 401638), (62986, 320132), (66667, 302456), (75614, 266668), (80033, 251944), (100408, 200819), (125972, 160066), (133334, 151228)]