20550112

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:839

約数の個数: 48

約数和(自身を含む): 44755200

約数和(自身を除く): 24205088

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 79, 88, 158, 176, 316, 352, 632, 739, 869, 1264, 1478, 1738, 2528, 2956, 3476, 5912, 6952, 8129, 11824, 13904, 16258, 23648, 27808, 32516, 58381, 65032, 116762, 130064, 233524, 260128, 467048, 642191, 934096, 1284382, 1868192, 2568764, 5137528, 10275056, 20550112]

約数ペア:

[(1, 20550112), (2, 10275056), (4, 5137528), (8, 2568764), (11, 1868192), (16, 1284382), (22, 934096), (32, 642191), (44, 467048), (79, 260128), (88, 233524), (158, 130064), (176, 116762), (316, 65032), (352, 58381), (632, 32516), (739, 27808), (869, 23648), (1264, 16258), (1478, 13904), (1738, 11824), (2528, 8129), (2956, 6952), (3476, 5912)]