19762456

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 44985600

約数和(自身を除く): 25223144

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 43, 56, 58, 86, 116, 172, 203, 232, 283, 301, 344, 406, 566, 602, 812, 1132, 1204, 1247, 1624, 1981, 2264, 2408, 2494, 3962, 4988, 7924, 8207, 8729, 9976, 12169, 15848, 16414, 17458, 24338, 32828, 34916, 48676, 57449, 65656, 69832, 85183, 97352, 114898, 170366, 229796, 340732, 352901, 459592, 681464, 705802, 1411604, 2470307, 2823208, 4940614, 9881228, 19762456]

約数ペア:

[(1, 19762456), (2, 9881228), (4, 4940614), (7, 2823208), (8, 2470307), (14, 1411604), (28, 705802), (29, 681464), (43, 459592), (56, 352901), (58, 340732), (86, 229796), (116, 170366), (172, 114898), (203, 97352), (232, 85183), (283, 69832), (301, 65656), (344, 57449), (406, 48676), (566, 34916), (602, 32828), (812, 24338), (1132, 17458), (1204, 16414), (1247, 15848), (1624, 12169), (1981, 9976), (2264, 8729), (2408, 8207), (2494, 7924), (3962, 4988)]