19820688

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^2\times {\mathrm{491}}^1$

素因数の和:560

約数の個数: 60

約数和(自身を含む): 53137968

約数和(自身を除く): 33317280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 348, 464, 491, 696, 841, 982, 1392, 1473, 1682, 1964, 2523, 2946, 3364, 3928, 5046, 5892, 6728, 7856, 10092, 11784, 13456, 14239, 20184, 23568, 28478, 40368, 42717, 56956, 85434, 113912, 170868, 227824, 341736, 412931, 683472, 825862, 1238793, 1651724, 2477586, 3303448, 4955172, 6606896, 9910344, 19820688]

約数ペア:

[(1, 19820688), (2, 9910344), (3, 6606896), (4, 4955172), (6, 3303448), (8, 2477586), (12, 1651724), (16, 1238793), (24, 825862), (29, 683472), (48, 412931), (58, 341736), (87, 227824), (116, 170868), (174, 113912), (232, 85434), (348, 56956), (464, 42717), (491, 40368), (696, 28478), (841, 23568), (982, 20184), (1392, 14239), (1473, 13456), (1682, 11784), (1964, 10092), (2523, 7856), (2946, 6728), (3364, 5892), (3928, 5046)]