19528058888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{28901}}^1$

素因数の和:29082

約数の個数: 64

約数和(自身を含む): 40422337200

約数和(自身を除く): 20894278312

約数列:

[1, 2, 4, 8, 13, 26, 52, 73, 89, 104, 146, 178, 292, 356, 584, 712, 949, 1157, 1898, 2314, 3796, 4628, 6497, 7592, 9256, 12994, 25988, 28901, 51976, 57802, 84461, 115604, 168922, 231208, 337844, 375713, 675688, 751426, 1502852, 2109773, 2572189, 3005704, 4219546, 5144378, 8439092, 10288756, 16878184, 20577512, 27427049, 33438457, 54854098, 66876914, 109708196, 133753828, 187769797, 219416392, 267507656, 375539594, 751079188, 1502158376, 2441007361, 4882014722, 9764029444, 19528058888]

約数ペア:

[(1, 19528058888), (2, 9764029444), (4, 4882014722), (8, 2441007361), (13, 1502158376), (26, 751079188), (52, 375539594), (73, 267507656), (89, 219416392), (104, 187769797), (146, 133753828), (178, 109708196), (292, 66876914), (356, 54854098), (584, 33438457), (712, 27427049), (949, 20577512), (1157, 16878184), (1898, 10288756), (2314, 8439092), (3796, 5144378), (4628, 4219546), (6497, 3005704), (7592, 2572189), (9256, 2109773), (12994, 1502852), (25988, 751426), (28901, 675688), (51976, 375713), (57802, 337844), (84461, 231208), (115604, 168922)]