19660944

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:296

約数の個数: 80

約数和(自身を含む): 53441024

約数和(自身を除く): 33780080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 73, 93, 124, 146, 181, 186, 219, 248, 292, 362, 372, 438, 496, 543, 584, 724, 744, 876, 1086, 1168, 1448, 1488, 1752, 2172, 2263, 2896, 3504, 4344, 4526, 5611, 6789, 8688, 9052, 11222, 13213, 13578, 16833, 18104, 22444, 26426, 27156, 33666, 36208, 39639, 44888, 52852, 54312, 67332, 79278, 89776, 105704, 108624, 134664, 158556, 211408, 269328, 317112, 409603, 634224, 819206, 1228809, 1638412, 2457618, 3276824, 4915236, 6553648, 9830472, 19660944]

約数ペア:

[(1, 19660944), (2, 9830472), (3, 6553648), (4, 4915236), (6, 3276824), (8, 2457618), (12, 1638412), (16, 1228809), (24, 819206), (31, 634224), (48, 409603), (62, 317112), (73, 269328), (93, 211408), (124, 158556), (146, 134664), (181, 108624), (186, 105704), (219, 89776), (248, 79278), (292, 67332), (362, 54312), (372, 52852), (438, 44888), (496, 39639), (543, 36208), (584, 33666), (724, 27156), (744, 26426), (876, 22444), (1086, 18104), (1168, 16833), (1448, 13578), (1488, 13213), (1752, 11222), (2172, 9052), (2263, 8688), (2896, 6789), (3504, 5611), (4344, 4526)]