18573412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1709}}^1$

素因数の和:1756

約数の個数: 48

約数和(自身を含む): 40219200

約数和(自身を除く): 21645788

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 988, 1709, 2717, 3418, 5434, 6836, 10868, 18799, 22217, 32471, 37598, 44434, 64942, 75196, 88868, 129884, 244387, 357181, 422123, 488774, 714362, 844246, 977548, 1428724, 1688492, 4643353, 9286706, 18573412]

約数ペア:

[(1, 18573412), (2, 9286706), (4, 4643353), (11, 1688492), (13, 1428724), (19, 977548), (22, 844246), (26, 714362), (38, 488774), (44, 422123), (52, 357181), (76, 244387), (143, 129884), (209, 88868), (247, 75196), (286, 64942), (418, 44434), (494, 37598), (572, 32471), (836, 22217), (988, 18799), (1709, 10868), (2717, 6836), (3418, 5434)]