19674952

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 42301440

約数和(自身を除く): 22626488

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 67, 71, 88, 94, 134, 142, 188, 268, 284, 376, 517, 536, 568, 737, 781, 1034, 1474, 1562, 2068, 2948, 3124, 3149, 3337, 4136, 4757, 5896, 6248, 6298, 6674, 9514, 12596, 13348, 19028, 25192, 26696, 34639, 36707, 38056, 52327, 69278, 73414, 104654, 138556, 146828, 209308, 223579, 277112, 293656, 418616, 447158, 894316, 1788632, 2459369, 4918738, 9837476, 19674952]

約数ペア:

[(1, 19674952), (2, 9837476), (4, 4918738), (8, 2459369), (11, 1788632), (22, 894316), (44, 447158), (47, 418616), (67, 293656), (71, 277112), (88, 223579), (94, 209308), (134, 146828), (142, 138556), (188, 104654), (268, 73414), (284, 69278), (376, 52327), (517, 38056), (536, 36707), (568, 34639), (737, 26696), (781, 25192), (1034, 19028), (1474, 13348), (1562, 12596), (2068, 9514), (2948, 6674), (3124, 6298), (3149, 6248), (3337, 5896), (4136, 4757)]