38720968

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 91498680

約数和(自身を除く): 52777712

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 52, 68, 88, 104, 121, 136, 143, 181, 187, 221, 242, 286, 362, 374, 442, 484, 572, 724, 748, 884, 968, 1144, 1448, 1496, 1573, 1768, 1991, 2057, 2353, 2431, 3077, 3146, 3982, 4114, 4706, 4862, 6154, 6292, 7964, 8228, 9412, 9724, 12308, 12584, 15928, 16456, 18824, 19448, 21901, 24616, 25883, 26741, 33847, 40001, 43802, 51766, 53482, 67694, 80002, 87604, 103532, 106964, 135388, 160004, 175208, 207064, 213928, 270776, 284713, 320008, 372317, 440011, 569426, 744634, 880022, 1138852, 1489268, 1760044, 2277704, 2978536, 3520088, 4840121, 9680242, 19360484, 38720968]

約数ペア:

[(1, 38720968), (2, 19360484), (4, 9680242), (8, 4840121), (11, 3520088), (13, 2978536), (17, 2277704), (22, 1760044), (26, 1489268), (34, 1138852), (44, 880022), (52, 744634), (68, 569426), (88, 440011), (104, 372317), (121, 320008), (136, 284713), (143, 270776), (181, 213928), (187, 207064), (221, 175208), (242, 160004), (286, 135388), (362, 106964), (374, 103532), (442, 87604), (484, 80002), (572, 67694), (724, 53482), (748, 51766), (884, 43802), (968, 40001), (1144, 33847), (1448, 26741), (1496, 25883), (1573, 24616), (1768, 21901), (1991, 19448), (2057, 18824), (2353, 16456), (2431, 15928), (3077, 12584), (3146, 12308), (3982, 9724), (4114, 9412), (4706, 8228), (4862, 7964), (6154, 6292)]