817199728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{23789}}^1$

素因数の和:23929

約数の個数: 40

約数和(自身を含む): 1681477200

約数和(自身を除く): 864277472

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 113, 152, 226, 304, 452, 904, 1808, 2147, 4294, 8588, 17176, 23789, 34352, 47578, 95156, 190312, 380624, 451991, 903982, 1807964, 2688157, 3615928, 5376314, 7231856, 10752628, 21505256, 43010512, 51074983, 102149966, 204299932, 408599864, 817199728]

約数ペア:

[(1, 817199728), (2, 408599864), (4, 204299932), (8, 102149966), (16, 51074983), (19, 43010512), (38, 21505256), (76, 10752628), (113, 7231856), (152, 5376314), (226, 3615928), (304, 2688157), (452, 1807964), (904, 903982), (1808, 451991), (2147, 380624), (4294, 190312), (8588, 95156), (17176, 47578), (23789, 34352)]