19913936

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10459}}^1$

素因数の和:10491

約数の個数: 40

約数和(自身を含む): 46693440

約数和(自身を除く): 26779504

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 10459, 20918, 41836, 73213, 83672, 146426, 167344, 177803, 292852, 355606, 585704, 711212, 1171408, 1244621, 1422424, 2489242, 2844848, 4978484, 9956968, 19913936]

約数ペア:

[(1, 19913936), (2, 9956968), (4, 4978484), (7, 2844848), (8, 2489242), (14, 1422424), (16, 1244621), (17, 1171408), (28, 711212), (34, 585704), (56, 355606), (68, 292852), (112, 177803), (119, 167344), (136, 146426), (238, 83672), (272, 73213), (476, 41836), (952, 20918), (1904, 10459)]