20154326968

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{976091}}^1$

素因数の和:976215

約数の個数: 32

約数和(自身を含む): 39531726000

約数和(自身を除く): 19377399032

約数列:

[1, 2, 4, 8, 29, 58, 89, 116, 178, 232, 356, 712, 2581, 5162, 10324, 20648, 976091, 1952182, 3904364, 7808728, 28306639, 56613278, 86872099, 113226556, 173744198, 226453112, 347488396, 694976792, 2519290871, 5038581742, 10077163484, 20154326968]

約数ペア:

[(1, 20154326968), (2, 10077163484), (4, 5038581742), (8, 2519290871), (29, 694976792), (58, 347488396), (89, 226453112), (116, 173744198), (178, 113226556), (232, 86872099), (356, 56613278), (712, 28306639), (2581, 7808728), (5162, 3904364), (10324, 1952182), (20648, 976091)]