20124936

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{2389}}^1$

素因数の和:2420

約数の個数: 80

約数和(自身を含む): 60729900

約数和(自身を除く): 40604964

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2389, 2808, 4212, 4778, 7167, 8424, 9556, 14334, 19112, 21501, 28668, 31057, 43002, 57336, 62114, 64503, 86004, 93171, 124228, 129006, 172008, 186342, 193509, 248456, 258012, 279513, 372684, 387018, 516024, 559026, 745368, 774036, 838539, 1118052, 1548072, 1677078, 2236104, 2515617, 3354156, 5031234, 6708312, 10062468, 20124936]

約数ペア:

[(1, 20124936), (2, 10062468), (3, 6708312), (4, 5031234), (6, 3354156), (8, 2515617), (9, 2236104), (12, 1677078), (13, 1548072), (18, 1118052), (24, 838539), (26, 774036), (27, 745368), (36, 559026), (39, 516024), (52, 387018), (54, 372684), (72, 279513), (78, 258012), (81, 248456), (104, 193509), (108, 186342), (117, 172008), (156, 129006), (162, 124228), (216, 93171), (234, 86004), (312, 64503), (324, 62114), (351, 57336), (468, 43002), (648, 31057), (702, 28668), (936, 21501), (1053, 19112), (1404, 14334), (2106, 9556), (2389, 8424), (2808, 7167), (4212, 4778)]