17996865124

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{97}}^1\times {\mathrm{7879}}^1$

素因数の和:8045

約数の個数: 72

約数和(自身を含む): 37666778240

約数和(自身を除く): 19669913116

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 97, 116, 194, 203, 388, 406, 679, 812, 841, 1358, 1682, 2716, 2813, 3364, 5626, 5887, 7879, 11252, 11774, 15758, 19691, 23548, 31516, 39382, 55153, 78764, 81577, 110306, 163154, 220612, 228491, 326308, 456982, 571039, 764263, 913964, 1142078, 1528526, 1599437, 2284156, 3057052, 3198874, 5349841, 6397748, 6626239, 10699682, 13252478, 21399364, 22163627, 26504956, 44327254, 46383673, 88654508, 92767346, 155145389, 185534692, 310290778, 620581556, 642745183, 1285490366, 2570980732, 4499216281, 8998432562, 17996865124]

約数ペア:

[(1, 17996865124), (2, 8998432562), (4, 4499216281), (7, 2570980732), (14, 1285490366), (28, 642745183), (29, 620581556), (58, 310290778), (97, 185534692), (116, 155145389), (194, 92767346), (203, 88654508), (388, 46383673), (406, 44327254), (679, 26504956), (812, 22163627), (841, 21399364), (1358, 13252478), (1682, 10699682), (2716, 6626239), (2813, 6397748), (3364, 5349841), (5626, 3198874), (5887, 3057052), (7879, 2284156), (11252, 1599437), (11774, 1528526), (15758, 1142078), (19691, 913964), (23548, 764263), (31516, 571039), (39382, 456982), (55153, 326308), (78764, 228491), (81577, 220612), (110306, 163154)]