19379536

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{739}}^1$

素因数の和:907

約数の個数: 40

約数和(自身を含む): 41292000

約数和(自身を除く): 21912464

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 149, 176, 298, 596, 739, 1192, 1478, 1639, 2384, 2956, 3278, 5912, 6556, 8129, 11824, 13112, 16258, 26224, 32516, 65032, 110111, 130064, 220222, 440444, 880888, 1211221, 1761776, 2422442, 4844884, 9689768, 19379536]

約数ペア:

[(1, 19379536), (2, 9689768), (4, 4844884), (8, 2422442), (11, 1761776), (16, 1211221), (22, 880888), (44, 440444), (88, 220222), (149, 130064), (176, 110111), (298, 65032), (596, 32516), (739, 26224), (1192, 16258), (1478, 13112), (1639, 11824), (2384, 8129), (2956, 6556), (3278, 5912)]