18575776

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:617

約数の個数: 48

約数和(自身を含む): 38926440

約数和(自身を除く): 20350664

約数列:

[1, 2, 4, 8, 16, 29, 32, 37, 58, 74, 116, 148, 232, 296, 464, 541, 592, 928, 1073, 1082, 1184, 2146, 2164, 4292, 4328, 8584, 8656, 15689, 17168, 17312, 20017, 31378, 34336, 40034, 62756, 80068, 125512, 160136, 251024, 320272, 502048, 580493, 640544, 1160986, 2321972, 4643944, 9287888, 18575776]

約数ペア:

[(1, 18575776), (2, 9287888), (4, 4643944), (8, 2321972), (16, 1160986), (29, 640544), (32, 580493), (37, 502048), (58, 320272), (74, 251024), (116, 160136), (148, 125512), (232, 80068), (296, 62756), (464, 40034), (541, 34336), (592, 31378), (928, 20017), (1073, 17312), (1082, 17168), (1184, 15689), (2146, 8656), (2164, 8584), (4292, 4328)]